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Search for : 12^n+k


Rank
Probable prime
Digits (> 10000)
Who?
When?
661312^109010+35117642Riley Fisher08/2023
744012^101694+73109747Lelio R Paula03/2017
746212^101545+11109586Lelio R Paula03/2017
753512^100852+83108838Lelio R Paula03/2017
754212^100757+19108736Lelio R Paula03/2017
784112^98778+73106600Lelio R Paula02/2017
803412^97643+91105375Lelio R Paula02/2017
929112^94915+89102431Lelio R Paula10/2016
934412^94705+89102204Lelio R Paula10/2016
1108712^93406+29100803Lelio R Paula10/2016
1200612^90604+1197779Lelio R Paula07/2016
1298612^85963+2592770Lelio R Paula06/2016
1310312^85300+3592055Lelio R Paula06/2016
1324012^84606+4791306Lelio R Paula06/2016
1429312^81356+4187798Lelio R Paula11/2015
1434112^81188+8587617Lelio R Paula11/2015
1441612^80855+2987258Lelio R Paula11/2015
1442112^80806+7987205Lelio R Paula11/2015
1602112^73906+2979758Lelio R Paula02/2015
1606012^73714+4979551Lelio R Paula02/2015
1617712^73285+8579088Lelio R Paula02/2015
1670612^71303+9176949Lelio R Paula02/2015
1701312^70066+9575614Lelio R Paula02/2015
1733612^68911+7374368Lelio R Paula01/2015
1794612^66581+771853Lelio R Paula07/2014
1865312^63883+568942Lelio R Paula07/2013
1885012^63267+5968277Lelio R Paula07/2013
1889712^63130+4968129Lelio R Paula07/2013
1933712^61680+9166564Lelio R Paula07/2013
1941012^61432+9566297Lelio R Paula07/2013
2349812^53821+1158083Lelio R Paula02/2013
2435612^51732+555829Lelio R Paula01/2013
2443712^51488+5555565Lelio R Paula01/2013
2480112^50499+554498Lelio R Paula01/2013
2480212^50491+554489Lelio R Paula01/2013
4320112^47649+751422Lelio R Paula12/2012
6046912^46175+2949832Lelio R Paula10/2012
6051912^45999+2549642Lelio R Paula10/2012
6060212^45773+4149398Lelio R Paula10/2012
6075012^45385+548979Lelio R Paula10/2012
6076712^45317+748906Lelio R Paula10/2012
6201412^42300+8545650Lelio R Paula10/2012
6209212^42122+5345458Lelio R Paula10/2012
6296112^40588+3743802Lelio R Paula10/2012
6337012^40018+4943187Lelio R Paula10/2012
6387012^39161+5942262Lelio R Paula10/2012
6416012^38797+4141869Lelio R Paula10/2012
6478712^37859+2940857Lelio R Paula10/2012
6481112^37819+6140814Lelio R Paula10/2012
6714812^34505+3737238Lelio R Paula09/2011
6720012^34418+3737144Lelio R Paula09/2011
6729512^34280+4136995Lelio R Paula09/2011
6744212^34024+7136719Lelio R Paula09/2011
6754112^33846+7936526Lelio R Paula09/2011
6770312^33630+1736293Lelio R Paula09/2011
6799612^33175+7335802Lelio R Paula09/2011
6832312^32723+7335315Lelio R Paula09/2011
6976712^31609+1934112Lelio R Paula09/2011
6996712^31354+9733837Lelio R Paula09/2011
7003712^31265+733741Lelio R Paula09/2011
7020212^31038+533496Lelio R Paula08/2011
7050112^30706+7333138Lelio R Paula08/2011
7160712^29534+4731873Lelio R Paula08/2011
7203612^29129+3731436Lelio R Paula08/2011
7251812^28710+2930984Lelio R Paula08/2011
14706412^28043+2330264Lelio R Paula08/2011
14855912^27835+1930040Lelio R Paula08/2011
15138412^27167+2929319Lelio R Paula08/2011
15227612^26377+2528466Lelio R Paula07/2011
15380512^25087+8927074Lelio R Paula07/2011
15402612^24976+5326954Lelio R Paula07/2011
15576212^24192+1126108Lelio R Paula07/2011
15680712^23812+1125698Lelio R Paula06/2011
15743612^23511+3525373Lelio R Paula06/2011
15850012^23087+2924916Lelio R Paula06/2011
15945712^22729+4124529Lelio R Paula06/2011
15983812^22562+8324349Lelio R Paula06/2011
16166512^21953+9123692Lelio R Paula06/2011
16251512^21622+3723335Lelio R Paula06/2011
16658812^20063+8921652Lelio R Paula05/2011
17002512^19050+1720559Lelio R Paula05/2011
17012812^19009+4120515Lelio R Paula05/2011
17021012^18980+720483Lelio R Paula05/2011
17047712^18882+8520378Lelio R Paula05/2011
20425612^18416+3519875Lelio R Paula04/2007
20463412^18232+13319676Lelio R Paula04/2007
20471912^18184+8319624Lelio R Paula04/2007
20517112^17961+13719384Lelio R Paula04/2007
20544312^17820+20519232Lelio R Paula04/2007
20560512^17732+8319137Lelio R Paula04/2007
20600712^17547+2518937Lelio R Paula02/2007
20636512^17373+5918749Lelio R Paula02/2007
20669712^17241+718607Lelio R Paula02/2007
20706212^17150+8918508Lelio R Paula02/2007
20711412^17137+16918494Lelio R Paula02/2007
20784812^16964+8518308Lelio R Paula10/2006
20791612^16949+21118292Lelio R Paula10/2006
20799912^16929+14518270Lelio R Paula10/2006
20903312^16673+9717994Lelio R Paula09/2006
20913412^16647+16117966Lelio R Paula10/2006
20914912^16644+6117962Lelio R Paula09/2006
20964512^16527+17917836Lelio R Paula10/2006
21004012^16429+18517730Lelio R Paula10/2006
21012912^16406+3717706Lelio R Paula09/2006
21076412^16254+17317542Lelio R Paula10/2006
21166812^16044+6117315Lelio R Paula09/2006
21252212^15859+18517115Lelio R Paula10/2006
21295812^15770+6717019Lelio R Paula09/2006
21412012^15515+16916744Lelio R Paula10/2006
21564612^15233+8916440Lelio R Paula09/2006
21622212^15128+6716326Lelio R Paula09/2006
21675312^15065+3516258Lelio R Paula09/2006
21804212^14957+3116142Lelio R Paula09/2006
21957912^14821+1115995Lelio R Paula09/2006
22184112^14530+11915681Lelio R Paula09/2006
22651212^14261+8915391Lelio R Paula09/2006
23003112^14026+13715137Lelio R Paula09/2006
23003212^14026+11915137Lelio R Paula09/2006
23129612^13942+6715046Lelio R Paula09/2006
23248112^13851+14514948Lelio R Paula09/2006
23444812^13697+5914782Lelio R Paula09/2006
23585812^13577+11514653Lelio R Paula09/2006
23632712^13537+6714609Lelio R Paula09/2006
23872512^13310+3514364Lelio R Paula09/2006
23874012^13308+13314362Lelio R Paula09/2006
23915512^13266+14314317Lelio R Paula09/2006
24140912^13013+18514044Lelio R Paula09/2006
24430512^12648+513650Lelio R Paula09/2006
24498712^12560+4713555Lelio R Paula09/2006
24517212^12534+20313527Lelio R Paula09/2006
24523612^12528+3113520Lelio R Paula09/2006
24558712^12485+21113474Lelio R Paula09/2006
24751812^12271+2513243Lelio R Paula09/2006
24904812^12102+19313061Lelio R Paula09/2006
24984512^12008+12112959Lelio R Paula09/2006
25417412^11527+3112440Lelio R Paula09/2006
25428512^11510+5312422Lelio R Paula09/2006
25434712^11502+11512413Lelio R Paula09/2006
25786112^11196+3512083Lelio R Paula09/2006
25923712^11039+16111914Lelio R Paula09/2006
26052912^10891+7311754Lelio R Paula09/2006
26140312^10796+18711651Lelio R Paula09/2006
26292812^10624+16111466Lelio R Paula09/2006
26445812^10454+17311282Lelio R Paula09/2006
26579012^10309+2911126Lelio R Paula09/2006
26807912^10057+12710854Lelio R Paula09/2006
26942512^9914+2310700Lelio R Paula09/2006
27864512^9724+6710494Lelio R Paula09/2006
27889012^9704+16710473Lelio R Paula09/2006
27909212^9688+10110456Lelio R Paula09/2006
27942112^9665+21110431Lelio R Paula09/2006
28202212^9522+16310276Lelio R Paula09/2006
28382812^9440+13710188Lelio R Paula09/2006
28546412^9372+2310115Lelio R Paula09/2006
29159012^9289+4710025Lelio R Paula09/2006

Total : 155 PRP(s)



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Created by  Henri Lifchitz & Renaud Lifchitz : October, 26 2000, last modification: December, 31 2025 22:42 (Time in France)