Rank |
Probable prime |
Digits (> 50000) |
Who ? |
When ? |
251 | (2^1882787-2^941394+1)/5 | 566775 | Borys Jaworski | 11/2012 |
252 | 2^1882474+71389 | 566682 | Enzo Doria | 04/2018 |
253 | (6^727496-11)/5 | 566102 | Paul Bourdelais | 08/2019 |
254 | 2^1875552+3 | 564598 | Paul Bourdelais | 04/2020 |
255 | (145373^109561-1)/(145373^331-1) | 563899 | Ryan Propper | 11/2023 |
256 | (10^563535-7)/3 | 563535 | Rytis Slatkevicius | 02/2023 |
257 | 3^1180181-2 | 563090 | Jorge Coveiro | 05/2020 |
258 | (15063^134689-1)/(15063^367-1) | 561186 | Ryan Propper | 11/2023 |
259 | 2^1852265+1890425 | 557588 | Enzo Doria | 11/2017 |
260 | 5^797390-2 | 557352 | Paul Bourdelais | 03/2021 |
261 | (10^556441-7^556441)/3 | 556441 | Jon Grantham | 07/2023 |
262 | 8^615997-7^615997 | 556301 | Jean-Louis Charton | 07/2009 |
263 | (5^795829-2^795829)/3 | 556261 | Jon Grantham | 08/2023 |
264 | Tau(773^34960) | 555339 | Nik Lygeros / Olivier Rozier | 09/2015 |
265 | ((((((((((1361^3+6)^3+80)^3+12)^3+450)^3+894)^3+3636)^3+70756)^3+97220)^3+66768)^3+300840)^3+1623568 | 555154 | Serge Batalov | 08/2013 |
266 | (42^337081-1)/41 | 547165 | Paul Bourdelais | 09/2021 |
267 | 114868^57423+57423^114868 | 546667 | Ryan Propper | 10/2023 |
268 | 109092^100999+100999^109092 | 545931 | Ryan Propper | 10/2023 |
269 | (64814^113569-1)/(64814^337-1) | 544835 | Ryan Propper | 11/2023 |
270 | (92170^109561-1)/(92170^331-1) | 542283 | Ryan Propper | 11/2023 |
271 | (28262^121801-1)/(28262^349-1) | 540608 | Ryan Propper | 11/2023 |
272 | (2^1790743-1)/(146840927*158358984977*3835546416767873*20752172271489035681) | 539014 | Dario Alpern | 06/2015 |
273 | 10^538640-3 | 538640 | Paul Bourdelais | 01/2021 |
274 | (10^538508+53)/9 | 538508 | Rytis Slatkevicius | 01/2023 |
275 | 2^1787167+71963 | 537991 | Enzo Doria | 12/2018 |
276 | (7^636043-5^636043)/2 | 537519 | Jon Grantham | 08/2023 |
277 | 108309^91610+91610^108309 | 537424 | Ryan Propper | 10/2023 |
278 | (12^495953+1)/13 | 535223 | Paul Bourdelais | 11/2018 |
279 | 2^1773644+72511 | 533921 | Enzo Doria | 10/2018 |
280 | (92^271639-1)/91 | 533440 | Paul Bourdelais | 02/2022 |
281 | 2^1770613+212597 | 533008 | Enzo Doria | 10/2023 |
282 | (11559^131072+1)/2 | 532535 | Serge Batalov | 04/2018 |
283 | (85^275881-1)/84 | 532289 | Paul Bourdelais | 02/2022 |
284 | 2^1767579+213683 | 532095 | Enzo Doria | 10/2023 |
285 | 2^1767218+25249 | 531986 | Enzo Doria | 02/2024 |
286 | 2^1762004-3 | 530417 | Paul Bourdelais | 04/2020 |
287 | 2^1754760+217465 | 528236 | Enzo Doria | 01/2024 |
288 | 2^1753261+25367 | 527785 | Enzo Doria | 11/2023 |
289 | 2^1750727+213683 | 527022 | Enzo Doria | 10/2023 |
290 | 2^1750208+218371 | 526866 | Enzo Doria | 01/2024 |
291 | 2^1743981+28997 | 524991 | Enzo Doria | 03/2024 |
292 | 2^1737680+23161 | 523094 | Enzo Doria | 01/2024 |
293 | (73^280697+1)/74 | 523028 | Paul Bourdelais | 02/2022 |
294 | (21^394579+1)/22 | 521719 | Paul Bourdelais | 10/2018 |
295 | 2^1730246+384439 | 520856 | Enzo Doria | 09/2017 |
296 | (55^299087+1)/56 | 520519 | Paul Bourdelais | 02/2022 |
297 | 5^744171-3^744171-1 | 520154 | Jon Grantham | 08/2023 |
298 | 2^1727856+31951 | 520137 | Enzo Doria | 04/2024 |
299 | (18^414269-1)/17 | 520020 | Paul Bourdelais | 12/2014 |
300 | 2^1717612+31891 | 517053 | Enzo Doria | 04/2024 |
301 | (144171^100489-1)/(144171^317-1) | 516776 | Ryan Propper | 11/2023 |
302 | 2^1714462+217465 | 516105 | Enzo Doria | 01/2024 |
303 | 2^1714021+29777 | 515972 | Enzo Doria | 03/2024 |
304 | 2^1713855+220703 | 515922 | Enzo Doria | 03/2024 |
305 | 20^396120-3 | 515365 | Paul Bourdelais | 01/2021 |
306 | (136102^100489-1)/(136102^317-1) | 514270 | Ryan Propper | 11/2023 |
307 | (7^608347-5^608347)/2 | 514113 | Jon Grantham | 08/2023 |
308 | (62^286483+1)/63 | 513488 | Paul Bourdelais | 02/2022 |
309 | (20^393257+1)/21 | 511638 | Paul Bourdelais | 12/2014 |
310 | 2^1698083+24743 | 511174 | Enzo Doria | 11/2023 |
311 | (124869^100489-1)/(124869^317-1) | 510523 | Ryan Propper | 11/2023 |
312 | (124292^100489-1)/(124292^317-1) | 510321 | Ryan Propper | 11/2023 |
313 | 10^509546+3 | 509547 | Paul Bourdelais | 01/2021 |
314 | 101876^99207+99207^101876 | 509028 | Gabor Levai | 08/2023 |
315 | 2^1690434+213589 | 508872 | Enzo Doria | 12/2023 |
316 | 2^1688111+217313 | 508173 | Enzo Doria | 04/2024 |
317 | (118270^100489-1)/(118270^317-1) | 508160 | Ryan Propper | 11/2023 |
318 | 105196^67205+67205^105196 | 507824 | Miklos Levai | 09/2023 |
319 | 2^1686452+220681 | 507673 | Enzo Doria | 04/2024 |
320 | 2^1685708+27781 | 507449 | Enzo Doria | 01/2024 |
321 | (72^273149-1)/71 | 507327 | Paul Bourdelais | 02/2022 |
322 | 105154^66373+66373^105154 | 507052 | Miklos Levai | 09/2023 |
323 | 107890^49423+49423^107890 | 506429 | Miklos Levai | 02/2022 |
324 | (14^441697-1)/13 | 506241 | Paul Bourdelais | 12/2014 |
325 | 101645^94522+94522^101645 | 505739 | Gabor Levai | 02/2023 |
326 | 3^1059503-2^1059503 | 505512 | Mike Oakes | 04/2012 |
327 | 2^1678670+21529 | 505331 | Enzo Doria | 11/2023 |
328 | 101542^92885+92885^101542 | 504465 | Gabor Levai | 04/2022 |
329 | 105273^60238+60238^105273 | 503192 | Miklos Levai | 09/2023 |
330 | 105098^61113+61113^105098 | 503014 | Miklos Levai | 09/2022 |
331 | 2^1670703+60293 | 502932 | Enzo Doria | 11/2017 |
332 | (2^1669219-2^834610+1)/5 | 502485 | Borys Jaworski | 01/2011 |
333 | 101311^90816+90816^101311 | 502317 | Gabor Levai | 12/2021 |
334 | 101643^87368+87368^101643 | 502254 | Gabor Levai | 11/2022 |
335 | (161502^96721-1)/(161502^311-1) | 502121 | Ryan Propper | 11/2023 |
336 | 101863^84922+84922^101863 | 502085 | Gabor Levai | 10/2022 |
337 | 2^1666440+212671 | 501649 | Enzo Doria | 09/2023 |
338 | 100291^100291+172^172 | 501582 | Serge Batalov | 04/2024 |
339 | 100207^99856+99856^100207 | 500973 | Gabor Levai | 11/2021 |
340 | 101839^83028+83028^101839 | 500969 | Gabor Levai | 11/2022 |
341 | 100263^98600+98600^100263 | 500702 | Gabor Levai | 09/2021 |
342 | 101761^82168+82168^101761 | 500126 | Gabor Levai | 03/2022 |
343 | 2^1661176+336631 | 500064 | Tony Prest / Never Odd Or Even | 09/2019 |
344 | 101070^88579+88579^101070 | 500027 | Gabor Levai | 01/2022 |
345 | (85^259159-1)/84 | 500025 | Paul Bourdelais | 11/2021 |
346 | 2^1660973+368139 | 500003 | Tony Prest / Never Odd Or Even | 08/2020 |
347 | 2^1660964-382425 | 500000 | Tony Prest / Never Odd Or Even | 05/2020 |
348 | (87^257689-1)/86 | 499791 | Paul Bourdelais | 01/2021 |
349 | (64*10^499210+53)/9 | 499211 | Serge Batalov | 03/2015 |
350 | Tau(631^32370) | 498503 | Nik Lygeros / Olivier Rozier | 05/2015 |
351 | 29^339887-28^339887 | 497051 | Jean-Louis Charton | 05/2019 |
352 | 2^1650695+183141 | 496909 | Stefano Morozzi | 04/2024 |
353 | 2^1650640+185311 | 496893 | Stefano Morozzi | 03/2024 |
354 | 2^1650593+187871 | 496879 | Stefano Morozzi | 03/2024 |
355 | 2^1650538+196863 | 496862 | Stefano Morozzi | 03/2024 |
356 | 2^1650484+181413 | 496846 | Stefano Morozzi | 03/2024 |
357 | 2^1650473+193151 | 496842 | Stefano Morozzi | 03/2024 |
358 | 2^1650443+193613 | 496833 | Stefano Morozzi | 01/2024 |
359 | 2^1650426+183543 | 496828 | Stefano Morozzi | 01/2024 |
360 | 2^1650388+189741 | 496817 | Stefano Morozzi | 10/2023 |
361 | 2^1650267+193743 | 496780 | Stefano Morozzi | 09/2023 |
362 | 2^1650196+191835 | 496759 | Stefano Morozzi | 07/2023 |
363 | 2^1650190+185733 | 496757 | Stefano Morozzi | 07/2023 |
364 | 2^1650141+189525 | 496742 | Stefano Morozzi | 07/2023 |
365 | 2^1650103+189519 | 496731 | Stefano Morozzi | 05/2023 |
366 | 2^1648342+215029 | 496201 | Enzo Doria | 01/2024 |
367 | (136688^96721-1)/(136688^311-1) | 495136 | Ryan Propper | 11/2023 |
368 | 2^1643411+26213 | 494717 | Enzo Doria | 03/2024 |
369 | 2^1640056+216241 | 493707 | Enzo Doria | 02/2024 |
370 | 2^1636027+25763 | 492494 | Enzo Doria | 01/2024 |
371 | 2^1631030+73519 | 490989 | Enzo Doria | 08/2023 |
372 | (2^1629469-1)/644908484660139264379223 | 490496 | Gord Palameta | 11/2017 |
373 | 2^1619885+28229 | 487634 | Enzo Doria | 04/2024 |
374 | 10^487291+7 | 487292 | Alfred Reich | 06/2021 |
375 | 2^1617579+1889543 | 486940 | Enzo Doria | 09/2017 |
376 | 2^1613632+215011 | 485752 | Enzo Doria | 11/2023 |
377 | 2^1612600+27331 | 485441 | Enzo Doria | 03/2024 |
378 | 2^1610146+24739 | 484703 | Enzo Doria | 11/2023 |
379 | L(2316773) | 484177 | Serge Batalov | 06/2017 |
380 | (57^275669-1)/56 | 484039 | Paul Bourdelais | 04/2021 |
381 | 2^1601964+215491 | 482240 | Enzo Doria | 11/2023 |
382 | 2^1599624+20011 | 481535 | Enzo Doria | 07/2023 |
383 | 2^1599205+27047 | 481409 | Enzo Doria | 03/2024 |
384 | 2^1599120-5 | 481384 | Stefano Morozzi | 12/2022 |
385 | 10^480684-3 | 480684 | Paul Bourdelais | 01/2021 |
386 | 2^1595483+184133 | 480289 | Enzo Doria | 07/2017 |
387 | 2^1594947+3 | 480127 | Paul Bourdelais | 07/2019 |
388 | 2^1594129+22697 | 479881 | Enzo Doria | 11/2023 |
389 | 2^1593922+213289 | 479819 | Enzo Doria | 10/2023 |
390 | 2^1592234+26809 | 479311 | Enzo Doria | 03/2024 |
391 | (94^241993-1)/93 | 477482 | Paul Bourdelais | 09/2020 |
392 | 2^1585195+1888373 | 477192 | Enzo Doria | 08/2017 |
393 | (33^313553+1)/34 | 476134 | Paul Bourdelais | 02/2021 |
394 | 2^1581306+220309 | 476021 | Enzo Doria | 03/2024 |
395 | 2^1578654+215029 | 475223 | Enzo Doria | 01/2024 |
396 | (84615^96721-1)/(84615^311-1) | 475056 | Ryan Propper | 11/2023 |
397 | 3^994536+16 | 474515 | Robert Price | 10/2020 |
398 | 2^1575391+71483 | 474240 | Enzo Doria | 04/2018 |
399 | (2^1572882+5)/3 | 473485 | Serge Batalov | 08/2015 |
400 | (6^608099-1)/5 | 473193 | Paul Bourdelais | 05/2010 |
401 | 2^1569708+20371 | 472530 | Enzo Doria | 09/2023 |
402 | 3^989124+16 | 471933 | Robert Price | 10/2020 |
403 | 2^1567006+1888099 | 471716 | Enzo Doria | 05/2017 |
404 | 2^1563067+1889813 | 470531 | Enzo Doria | 08/2017 |
405 | 2^1562428+215851 | 470338 | Enzo Doria | 02/2024 |
406 | 2^1551415+215813 | 467023 | Enzo Doria | 02/2024 |
407 | 2^1551411+212933 | 467022 | Enzo Doria | 09/2023 |
408 | 2^1549797+60197 | 466536 | Enzo Doria | 02/2018 |
409 | 2^1549030+1887619 | 466305 | Enzo Doria | 05/2017 |
410 | 416^177481-415^177481 | 464840 | Jean-Louis Charton | 12/2016 |
411 | (78^245183-1)/77 | 463908 | Paul Bourdelais | 02/2021 |
412 | 2^1540117+31907 | 463622 | Enzo Doria | 04/2024 |
413 | 2^1534770+20809 | 462012 | Enzo Doria | 08/2023 |
414 | 2^1531286+24799 | 460964 | Enzo Doria | 11/2023 |
415 | 10^459480-11 | 459480 | Mischa Rodermond | 04/2023 |
416 | (5^656657-2^656657)/3 | 458984 | Jon Grantham | 08/2023 |
417 | 2^1522569+71657 | 458339 | Enzo Doria | 04/2018 |
418 | (55814^96721-1)/(55814^311-1) | 457634 | Ryan Propper | 11/2023 |
419 | 2^1518191+75353 | 457022 | Ben Maloney / Five or Bust | 01/2009 |
420 | 6^584279-5 | 454658 | Paul Bourdelais | 02/2021 |
421 | 2^1509037-13 | 454266 | Stefano Morozzi | 12/2022 |
422 | (52^264697-1)/51 | 454220 | Paul Bourdelais | 10/2021 |
423 | 2^1506029+1890167 | 453360 | Enzo Doria | 02/2018 |
424 | 2^1504232+26101 | 452819 | Enzo Doria | 01/2024 |
425 | 2^1498015+219113 | 450948 | Enzo Doria | 03/2024 |
426 | 2^1497532+220471 | 450803 | Enzo Doria | 04/2024 |
427 | 2^1497369+216977 | 450753 | Enzo Doria | 01/2024 |
428 | (34^294277+1)/35 | 450678 | Paul Bourdelais | 06/2018 |
429 | 2^1495434+1890439 | 450171 | Enzo Doria | 12/2017 |
430 | 2^1494634+7 | 449930 | Stefano Morozzi | 10/2022 |
431 | 2^1493170+784129 | 449489 | Enzo Doria | 08/2017 |
432 | 2^1489873+1888277 | 448497 | Enzo Doria | 06/2017 |
433 | 2^1485203+71663 | 447091 | Enzo Doria | 09/2023 |
434 | 2^1484671+1888463 | 446931 | Enzo Doria | 06/2017 |
435 | 2^1483112+23961 | 446462 | Enzo Doria | 12/2023 |
436 | 2^1482867+1886783 | 446388 | Enzo Doria | 04/2017 |
437 | 2^1482148+284011 | 446172 | Enzo Doria | 04/2017 |
438 | 2^1481363+215843 | 445935 | Enzo Doria | 12/2023 |
439 | 2^1480415+217643 | 445650 | Enzo Doria | 02/2024 |
440 | 2^1479356+1888291 | 445331 | Enzo Doria | 06/2017 |
441 | (157742^85849-1)/(157742^293-1) | 444716 | Ryan Propper | 11/2023 |
442 | 2^1476810+23299 | 444565 | Enzo Doria | 12/2023 |
443 | 2^1473184+212671 | 443473 | Enzo Doria | 09/2023 |
444 | 2^1466432+20371 | 441441 | Enzo Doria | 08/2023 |
445 | 14^384558+3 | 440753 | Paul Bourdelais | 01/2021 |
446 | 2^1463913+219047 | 440682 | Enzo Doria | 04/2024 |
447 | 2^1461244+784531 | 439879 | Enzo Doria | 10/2017 |
448 | 2^1459599+215813 | 439384 | Enzo Doria | 01/2024 |
449 | 2^1457449+25757 | 438736 | Enzo Doria | 12/2023 |
450 | 3^919094+5*2^919094 | 438520 | Jon Grantham | 08/2023 |
451 | 2^1456277+28229 | 438384 | Enzo Doria | 03/2024 |
452 | 2^1455129+218027 | 438038 | Enzo Doria | 01/2024 |
453 | 2^1454061+216977 | 437716 | Enzo Doria | 01/2024 |
454 | 2^1453419+26783 | 437523 | Enzo Doria | 01/2024 |
455 | (67^239053+1)/68 | 436527 | Paul Bourdelais | 09/2021 |
456 | 2^1448122+74209 | 435929 | Enzo Doria | 08/2023 |
457 | 2^1446263+74333 | 435369 | Enzo Doria | 08/2023 |
458 | 2^1444386+221029 | 434804 | Enzo Doria | 03/2024 |
459 | (80^228419+1)/81 | 434701 | Paul Bourdelais | 02/2021 |
460 | 2^1443089+60227 | 434414 | Enzo Doria | 10/2017 |
461 | (21^328129-1)/20 | 433858 | Paul Bourdelais | 06/2014 |
462 | (35^280979+1)/36 | 433850 | Paul Bourdelais | 09/2021 |
463 | 2^1438663+214175 | 433081 | Enzo Doria | 11/2023 |
464 | 2^1434519+215813 | 431834 | Enzo Doria | 01/2024 |
465 | 2^1434400+3 | 431798 | Paul Bourdelais | 06/2019 |
466 | 2^1434097+215207 | 431707 | Enzo Doria | 11/2023 |
467 | 2^1433033+212987 | 431386 | Enzo Doria | 10/2023 |
468 | 2^1432308+1888801 | 431168 | Enzo Doria | 10/2017 |
469 | (2^1430131+1)/(3*356468732537*36519993971459) | 430487 | Gord Palameta | 12/2018 |
470 | (7^508867-2^508867)/5 | 430042 | Jon Grantham | 08/2023 |
471 | 2^1428489+25097 | 430019 | Enzo Doria | 11/2023 |
472 | 2^1425483+1886813 | 429114 | Enzo Doria | 04/2017 |
473 | (63^238481+1)/64 | 429107 | Paul Bourdelais | 12/2020 |
474 | (17^348259+1)/18 | 428514 | Paul Bourdelais | 05/2014 |
475 | 2^1422688+24391 | 428272 | Enzo Doria | 12/2023 |
476 | (10^427912+89)/9 | 427912 | Serge Batalov | 12/2014 |
477 | 2^1421089+1890167 | 427791 | Enzo Doria | 09/2017 |
478 | 2^1418388+25771 | 426978 | Enzo Doria | 12/2023 |
479 | 2^1416724+214981 | 426477 | Enzo Doria | 11/2023 |
480 | (96228^85849-1)/(96228^293-1) | 426352 | Ryan Propper | 11/2023 |
481 | 20^326600+3 | 424917 | Paul Bourdelais | 01/2021 |
482 | (10^424861-7)/3 | 424861 | Leonid Durman | 01/2012 |
483 | 10^424821-11 | 424821 | Mischa Rodermond | 04/2023 |
484 | (2^1411200+13)/7 | 424813 | Stefano Morozzi | 09/2022 |
485 | 2^1410894+219859 | 424722 | Enzo Doria | 03/2024 |
486 | 2^1410233+218447 | 424523 | Enzo Doria | 03/2024 |
487 | 1+3^605376+5^605376 | 423140 | Jon Grantham | 08/2023 |
488 | 2^1405367+213413 | 423058 | Enzo Doria | 10/2023 |
489 | 2^1404213+184217 | 422711 | Enzo Doria | 09/2017 |
490 | 2^1401872+1884385 | 422006 | Enzo Doria | 04/2017 |
491 | 2^1401257+6077 | 421821 | Enzo Doria | 09/2017 |
492 | 138^196873-137^196873 | 421285 | Jean-Louis Charton | 12/2009 |
493 | 2^1398726+7 | 421059 | Stefano Morozzi | 10/2022 |
494 | 2^1398269+131595 | 420921 | Makoto Morimoto | 10/2013 |
495 | 2^1397071+684443 | 420561 | Enzo Doria | 07/2017 |
496 | 953^141023-952^141023 | 420121 | Jean-Louis Charton | 10/2016 |
497 | 2^1393111+1867211 | 419369 | Enzo Doria | 09/2023 |
498 | (3^877843-1)/2 | 418838 | Paul Bourdelais | 07/2010 |
499 | 2^1389628+28651 | 418320 | Enzo Doria | 03/2024 |
500 | 2^1386321+60299 | 417325 | Enzo Doria | 02/2018 |