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Search for : (10^n+c)/d


Rank
Probable prime
Digits (> 10000)
Who?
When?
48(10^1600787+1)/111600786Paul Bourdelais05/2020
215(10^718580+269)/9718580Serge Batalov12/2014
228(10^685224+89)/9685224Serge Batalov12/2014
232(10^675470+269)/9675470Serge Batalov12/2014
261(10^631715+53)/9631715Rytis Slatkevicius01/2023
407(10^538508+53)/9538508Rytis Slatkevicius01/2023
787(10^427912+89)/9427912Serge Batalov12/2014
1278(10^330906+71)/9330906Serge Batalov07/2015
1297(10^326884+7)/421326882Alfred Reich12/2021
1402(10^304986+7)/673304984Alfred Reich11/2021
1633(10^279978+11)/3279978Serge Batalov07/2015
1742(10^268207+1)/11268206Paul Bourdelais02/2010
2129(10^230706+179)/9230706Serge Batalov12/2014
2172(10^226381+1)/14973418875371226368Alfred Reich06/2025
2219(10^221654+179)/9221654Serge Batalov12/2014
2779(10^200001+149)/3200001Serge Batalov12/2014
2993(10^192216+7)/149192214Alfred Reich07/2021
3082(10^188566+7)/311640753181661188552Alfred Reich04/2022
3092(10^188164+359)/9188164Serge Batalov12/2014
3301(10^181996+41)/3181996Robert Price12/2017
3303(10^181960+3)/7181960Jinyuan Wang11/2024
3345(10^180689+71)/9180689Serge Batalov07/2015
3379(10^179643+173)/3179643Robert Price05/2021
3461(10^176584+77)/3176584Robert Price01/2018
3689(10^169044+173)/3169044Robert Price05/2021
3839(10^164643+83)/3164643Robert Price08/2021
3847(10^164284+77)/3164284Robert Price01/2018
3909(10^162138+11)/3162138Serge Batalov07/2015
4055(10^157792+359)/9157792Serge Batalov12/2014
4091(10^156640+7)/53156639Alfred Reich07/2021
4593(10^146063+71)/9146063Serge Batalov07/2015
4784(10^142699+359)/9142699Serge Batalov12/2014
4797(10^142425+359)/9142425Serge Batalov12/2014
4999(10^139398+191)/3139398Robert Price02/2018
5047(10^138622+161)/9138622Robert Price09/2021
5278(10^135174+191)/3135174Robert Price02/2018
5293(10^135011+719)/9135011Serge Batalov12/2014
5334(10^134385+719)/9134385Serge Batalov12/2014
5687(10^129295+83)/3129295Robert Price08/2021
5969(10^125706+149)/3125706Serge Batalov12/2014
6198(10^122857+167)/3122857Robert Price05/2021
6374(10^120782+29)/3120782Serge Batalov12/2014
6397(10^120574+359)/9120574Serge Batalov12/2014
6479(10^119880+179)/9119880Serge Batalov12/2014
6481(10^119836+77)/3119836Robert Price01/2018
6614(10^118324+359)/9118324Serge Batalov12/2014
6814(10^116201+7)/39623116197Alfred Reich06/2021
7206(10^112067+53)/9112067Serge Batalov07/2015
7229(10^111902+71)/9111902Serge Batalov07/2015
9197(10^103423+173)/3103423Robert Price05/2021
11766(10^99497+173)/399497Robert Price05/2021
11880(10^98890+149)/398890Serge Batalov12/2014
12817(10^94096+191)/394096Robert Price11/2017
14064(10^89160+29)/389160Serge Batalov12/2014
14191(10^88680+11)/388680Robert Price11/2014
14337(10^88020+101)/388020Robert Price04/2016
14862(10^85864+53)/985864Robert Price01/2015
14901(10^85712+53)/985712Robert Price01/2015
15311(10^83916+449)/983916Serge Batalov12/2014
15757(10^81848+77)/381848Robert Price01/2017
15839(10^81363+719)/981363Serge Batalov12/2014
15840(10^81353+449)/981353Serge Batalov12/2014
16080(10^80363+1)/1186613600417422195087690646380335Anonymous10/2020
16097(10^80262+7)/76459214057980251Alfred Reich08/2022
16388(10^79067+77)/379067Robert Price01/2017
16772(10^77637+359)/977637Serge Batalov12/2014
17145(10^75992+167)/375992Robert Price05/2021
17206(10^75707+77)/375707Robert Price01/2017
17553(10^74350+11)/374350Robert Price11/2014
17918(10^72821+71)/972821Robert Price11/2014
18092(10^72097+149)/372097Serge Batalov12/2014
18302(10^71223+59)/371223Serge Batalov12/2014
19128(10^68078+59)/368078Serge Batalov12/2014
19310(10^67404+179)/967404Serge Batalov12/2014
19529(10^66650+149)/366650Serge Batalov12/2014
19828(10^65633+167)/365633Robert Price05/2021
19923(10^65340+47)/365340Robert Price11/2017
20217(10^64439+1)/43453627719764428Anonymous11/2024
20797(10^62451+119)/362451Serge Batalov12/2014
20810(10^62402+101)/362402Robert Price04/2016
22879(10^60000+2249)/960000Makoto Morimoto09/2016
23551(10^58571+41)/358571Robert Price01/2017
24828(10^55087+145530)/1055087Stefano Morozzi07/2019
24832(10^55077+78190)/1055077Stefano Morozzi07/2019
24837(10^55061+198810)/1055061Stefano Morozzi07/2019
24839(10^55055+3210)/1055055Stefano Morozzi07/2019
24840(10^55055+105190)/1055055Stefano Morozzi07/2019
24849(10^55037+52590)/1055037Stefano Morozzi07/2019
24851(10^55032+174790)/1055032Stefano Morozzi07/2019
24854(10^55026+4330)/1055026Stefano Morozzi07/2019
24855(10^00055026+191790)/1055026Stefano Morozzi07/2019
24856(10^55023+23470)/1055023Stefano Morozzi07/2019
24857(10^55023+41370)/1055023Stefano Morozzi07/2019
24858(10^55022+192790)/1055022Stefano Morozzi07/2019
24864(10^55012+102570)/1055012Stefano Morozzi07/2019
24866(10^55010+53130)/1055010Stefano Morozzi07/2019
24867(10^55004+41610)/1055004Stefano Morozzi07/2019
24868(10^55003+172270)/1055003Stefano Morozzi07/2019
24869(10^55003+180790)/1055003Stefano Morozzi07/2019
25086(10^54290+41)/354290Robert Price01/2017
25198(10^53991+179)/953991Serge Batalov12/2014
25216(10^53947+83)/353947Robert Price08/2021
25253(10^53859+149)/353859Serge Batalov12/2014
28221(10^52667+77)/352667Robert Price01/2017
44075(10^51364+119)/351364Serge Batalov12/2014
47683(10^51054+17)/951054Robert Price10/2014
53148(10^50647+1)/65949776610767279046854063312654138752434457642782204423007750588Alfred Reich09/2023
60783(10^49806+119)/349806Serge Batalov12/2014
61738(10^47095+191)/347095Robert Price11/2017
62654(10^44952+101)/344952Robert Price04/2016
63132(10^44056+77)/344056Robert Price01/2017
63937(10^42689+53)/942689Erik Branger03/2013
64246(10^42145+77)/342145Robert Price01/2017
64538(10^41756+29)/341756Serge Batalov12/2014
64878(10^41190+47)/341190Robert Price11/2017
65028(10^40984+119)/340984Serge Batalov12/2014
66401(10^38936+191)/338936Robert Price11/2017
67302(10^37473+119)/337473Serge Batalov12/2014
68084(10^36162+47)/336162Robert Price11/2017
69691(10^34613+179)/934613Serge Batalov12/2014
69931(10^34305+77)/334305Robert Price01/2017
70248(10^33886+539)/933886Serge Batalov12/2014
70580(10^33421+47)/333421Robert Price11/2017
70785(10^33170+101)/333170Robert Price04/2016
72225(10^31574+119)/331574Serge Batalov12/2014
72654(10^31146+101)/331146Robert Price04/2016
151336(10^29674+191)/329674Ray Chandler04/2011
151685(10^29327+77)/329327Ray Chandler04/2011
151763(10^29273+341)/929273Ray Chandler07/2011
152425(10^28624+251)/928624Ray Chandler06/2011
152786(10^28294+431)/928294Ray Chandler06/2011
153319(10^27763+521)/927763Ray Chandler06/2011
153530(10^27559+167)/327559Ray Chandler04/2011
154118(10^27069+503)/927069Ray Chandler06/2011
154876(10^26693+449)/926693Ray Chandler06/2011
154959(10^26662+737)/926662Ray Chandler06/2011
155204(10^26538+413)/926538Ray Chandler06/2011
155273(10^26507+101)/326507Ray Chandler04/2011
157199(10^25658+611)/925658Ray Chandler05/2011
159075(10^24804+23)/324804Ray Chandler04/2011
160801(10^24048+59)/324048Ray Chandler04/2011
162225(10^23593+143)/923593Ray Chandler05/2011
163685(10^22973+53)/922973Lelio R Paula10/2008
164151(10^22772+113)/322772Ray Chandler03/2011
165322(10^22287+119)/322287Ray Chandler03/2011
165699(10^22138+467)/922138Ray Chandler05/2011
165840(10^22078+737)/922078Ray Chandler05/2011
165918(10^22051+521)/922051Ray Chandler05/2011
166053(10^21993+191)/321993Ray Chandler03/2011
166442(10^21836+23)/321836Ray Chandler03/2011
169492(10^20855+77)/320855Ray Chandler03/2011
200414(10^20016+17)/920016Robert Price10/2014
204331(10^19988+41)/319988Ray Chandler11/2010
205381(10^19429+17)/8119428Lelio R Paula12/2010
208816(10^18134+149)/318134Ray Chandler11/2010
219533(10^16031+101)/316031Ray Chandler11/2010
224238(10^15558+137)/315558Ray Chandler11/2010
232349(10^14984+119)/314984Ray Chandler10/2010
238957(10^14372+83)/314372Ray Chandler10/2010
241121(10^14118+11)/314118Lelio R Paula04/2012
244799(10^13624+113)/313624Ray Chandler10/2010
245969(10^13463+167)/313463Ray Chandler10/2010
249915(10^12991+131)/312991Ray Chandler10/2010
249943(10^12987+119)/312987Ray Chandler10/2010
254696(10^12407+47)/312407Ray Chandler10/2010
256474(10^12294+149)/312294Ray Chandler10/2010
260681(10^11774+101)/311774Ray Chandler10/2010
262198(10^11600+77)/311600Ray Chandler10/2010
269863(10^10683+11)/310683Lelio R Paula04/2012
270126(10^10650+173)/310650Ray Chandler10/2010
282870(10^10246+41)/310246Ray Chandler10/2010
283655(10^10214+29)/310214Ray Chandler10/2010
290771(10^10044+9)/17310042Lelio R Paula04/2006

Total : 173 PRP(s)



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Created by  Henri Lifchitz & Renaud Lifchitz : October, 26 2000, last modification: March, 01 2026 13:21 (Time in France)