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Search for : 12^n+k


Rank
Probable prime
Digits (> 10000)
Who?
When?
687812^109010+35117642Riley Fisher08/2023
771512^101694+73109747Lelio R Paula03/2017
773712^101545+11109586Lelio R Paula03/2017
781012^100852+83108838Lelio R Paula03/2017
781712^100757+19108736Lelio R Paula03/2017
811912^98778+73106600Lelio R Paula02/2017
831312^97643+91105375Lelio R Paula02/2017
957912^94915+89102431Lelio R Paula10/2016
963212^94705+89102204Lelio R Paula10/2016
1137812^93406+29100803Lelio R Paula10/2016
1243912^90604+1197779Lelio R Paula07/2016
1344612^85963+2592770Lelio R Paula06/2016
1356612^85300+3592055Lelio R Paula06/2016
1370812^84606+4791306Lelio R Paula06/2016
1478012^81356+4187798Lelio R Paula11/2015
1482812^81188+8587617Lelio R Paula11/2015
1490412^80855+2987258Lelio R Paula11/2015
1490912^80806+7987205Lelio R Paula11/2015
1668812^73906+2979758Lelio R Paula02/2015
1672812^73714+4979551Lelio R Paula02/2015
1684712^73285+8579088Lelio R Paula02/2015
1738912^71303+9176949Lelio R Paula02/2015
1770512^70066+9575614Lelio R Paula02/2015
1803712^68911+7374368Lelio R Paula01/2015
1866512^66581+771853Lelio R Paula07/2014
1939412^63883+568942Lelio R Paula07/2013
1959712^63267+5968277Lelio R Paula07/2013
1964412^63130+4968129Lelio R Paula07/2013
2009812^61680+9166564Lelio R Paula07/2013
2017312^61432+9566297Lelio R Paula07/2013
2434712^53821+1158083Lelio R Paula02/2013
2522212^51732+555829Lelio R Paula01/2013
2530712^51488+5555565Lelio R Paula01/2013
2568512^50499+554498Lelio R Paula01/2013
2568612^50491+554489Lelio R Paula01/2013
4411912^47649+751422Lelio R Paula12/2012
6151212^46175+2949832Lelio R Paula10/2012
6156212^45999+2549642Lelio R Paula10/2012
6164512^45773+4149398Lelio R Paula10/2012
6179312^45385+548979Lelio R Paula10/2012
6181012^45317+748906Lelio R Paula10/2012
6305712^42300+8545650Lelio R Paula10/2012
6313512^42122+5345458Lelio R Paula10/2012
6400412^40588+3743802Lelio R Paula10/2012
6441312^40018+4943187Lelio R Paula10/2012
6491312^39161+5942262Lelio R Paula10/2012
6520312^38797+4141869Lelio R Paula10/2012
6583012^37859+2940857Lelio R Paula10/2012
6585412^37819+6140814Lelio R Paula10/2012
6819112^34505+3737238Lelio R Paula09/2011
6824312^34418+3737144Lelio R Paula09/2011
6833812^34280+4136995Lelio R Paula09/2011
6848512^34024+7136719Lelio R Paula09/2011
6858412^33846+7936526Lelio R Paula09/2011
6874612^33630+1736293Lelio R Paula09/2011
6903912^33175+7335802Lelio R Paula09/2011
6936612^32723+7335315Lelio R Paula09/2011
7081012^31609+1934112Lelio R Paula09/2011
7101012^31354+9733837Lelio R Paula09/2011
7108012^31265+733741Lelio R Paula09/2011
7124512^31038+533496Lelio R Paula08/2011
7154412^30706+7333138Lelio R Paula08/2011
7265012^29534+4731873Lelio R Paula08/2011
7307912^29129+3731436Lelio R Paula08/2011
7356112^28710+2930984Lelio R Paula08/2011
14810712^28043+2330264Lelio R Paula08/2011
14960212^27835+1930040Lelio R Paula08/2011
15242712^27167+2929319Lelio R Paula08/2011
15331912^26377+2528466Lelio R Paula07/2011
15484812^25087+8927074Lelio R Paula07/2011
15506912^24976+5326954Lelio R Paula07/2011
15680512^24192+1126108Lelio R Paula07/2011
15785012^23812+1125698Lelio R Paula06/2011
15847912^23511+3525373Lelio R Paula06/2011
15954312^23087+2924916Lelio R Paula06/2011
16050012^22729+4124529Lelio R Paula06/2011
16088112^22562+8324349Lelio R Paula06/2011
16270812^21953+9123692Lelio R Paula06/2011
16355812^21622+3723335Lelio R Paula06/2011
16763112^20063+8921652Lelio R Paula05/2011
17106812^19050+1720559Lelio R Paula05/2011
17117112^19009+4120515Lelio R Paula05/2011
17125312^18980+720483Lelio R Paula05/2011
17152012^18882+8520378Lelio R Paula05/2011
20529912^18416+3519875Lelio R Paula04/2007
20567712^18232+13319676Lelio R Paula04/2007
20576212^18184+8319624Lelio R Paula04/2007
20621412^17961+13719384Lelio R Paula04/2007
20648612^17820+20519232Lelio R Paula04/2007
20664812^17732+8319137Lelio R Paula04/2007
20705012^17547+2518937Lelio R Paula02/2007
20740812^17373+5918749Lelio R Paula02/2007
20774012^17241+718607Lelio R Paula02/2007
20810512^17150+8918508Lelio R Paula02/2007
20815712^17137+16918494Lelio R Paula02/2007
20889112^16964+8518308Lelio R Paula10/2006
20895912^16949+21118292Lelio R Paula10/2006
20904212^16929+14518270Lelio R Paula10/2006
21007612^16673+9717994Lelio R Paula09/2006
21017712^16647+16117966Lelio R Paula10/2006
21019212^16644+6117962Lelio R Paula09/2006
21068812^16527+17917836Lelio R Paula10/2006
21108312^16429+18517730Lelio R Paula10/2006
21117212^16406+3717706Lelio R Paula09/2006
21180712^16254+17317542Lelio R Paula10/2006
21271112^16044+6117315Lelio R Paula09/2006
21356512^15859+18517115Lelio R Paula10/2006
21400112^15770+6717019Lelio R Paula09/2006
21516312^15515+16916744Lelio R Paula10/2006
21668912^15233+8916440Lelio R Paula09/2006
21726512^15128+6716326Lelio R Paula09/2006
21779612^15065+3516258Lelio R Paula09/2006
21908512^14957+3116142Lelio R Paula09/2006
22062212^14821+1115995Lelio R Paula09/2006
22288412^14530+11915681Lelio R Paula09/2006
22755512^14261+8915391Lelio R Paula09/2006
23107412^14026+13715137Lelio R Paula09/2006
23107512^14026+11915137Lelio R Paula09/2006
23233912^13942+6715046Lelio R Paula09/2006
23352412^13851+14514948Lelio R Paula09/2006
23549112^13697+5914782Lelio R Paula09/2006
23690112^13577+11514653Lelio R Paula09/2006
23737012^13537+6714609Lelio R Paula09/2006
23976812^13310+3514364Lelio R Paula09/2006
23978312^13308+13314362Lelio R Paula09/2006
24019812^13266+14314317Lelio R Paula09/2006
24245212^13013+18514044Lelio R Paula09/2006
24534812^12648+513650Lelio R Paula09/2006
24603012^12560+4713555Lelio R Paula09/2006
24621512^12534+20313527Lelio R Paula09/2006
24627912^12528+3113520Lelio R Paula09/2006
24663012^12485+21113474Lelio R Paula09/2006
24856112^12271+2513243Lelio R Paula09/2006
25009112^12102+19313061Lelio R Paula09/2006
25088812^12008+12112959Lelio R Paula09/2006
25521712^11527+3112440Lelio R Paula09/2006
25532812^11510+5312422Lelio R Paula09/2006
25539012^11502+11512413Lelio R Paula09/2006
25890412^11196+3512083Lelio R Paula09/2006
26028012^11039+16111914Lelio R Paula09/2006
26157212^10891+7311754Lelio R Paula09/2006
26244612^10796+18711651Lelio R Paula09/2006
26397112^10624+16111466Lelio R Paula09/2006
26550112^10454+17311282Lelio R Paula09/2006
26683312^10309+2911126Lelio R Paula09/2006
26912212^10057+12710854Lelio R Paula09/2006
27046812^9914+2310700Lelio R Paula09/2006
27968812^9724+6710494Lelio R Paula09/2006
27993312^9704+16710473Lelio R Paula09/2006
28013512^9688+10110456Lelio R Paula09/2006
28046412^9665+21110431Lelio R Paula09/2006
28306512^9522+16310276Lelio R Paula09/2006
28487112^9440+13710188Lelio R Paula09/2006
28650712^9372+2310115Lelio R Paula09/2006
29263312^9289+4710025Lelio R Paula09/2006

Total : 155 PRP(s)



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Created by  Henri Lifchitz & Renaud Lifchitz : October, 26 2000, last modification: September, 08 2026 09:31 (Time in France)