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Search for : 12^n+k


Rank
Probable prime
Digits (> 10000)
Who?
When?
649512^109010+35117642Riley Fisher08/2023
731312^101694+73109747Lelio R Paula03/2017
733512^101545+11109586Lelio R Paula03/2017
740612^100852+83108838Lelio R Paula03/2017
741312^100757+19108736Lelio R Paula03/2017
771012^98778+73106600Lelio R Paula02/2017
790112^97643+91105375Lelio R Paula02/2017
915612^94915+89102431Lelio R Paula10/2016
920912^94705+89102204Lelio R Paula10/2016
1095112^93406+29100803Lelio R Paula10/2016
1186812^90604+1197779Lelio R Paula07/2016
1283912^85963+2592770Lelio R Paula06/2016
1295612^85300+3592055Lelio R Paula06/2016
1309212^84606+4791306Lelio R Paula06/2016
1413812^81356+4187798Lelio R Paula11/2015
1418612^81188+8587617Lelio R Paula11/2015
1426012^80855+2987258Lelio R Paula11/2015
1426412^80806+7987205Lelio R Paula11/2015
1584212^73906+2979758Lelio R Paula02/2015
1588112^73714+4979551Lelio R Paula02/2015
1599412^73285+8579088Lelio R Paula02/2015
1651412^71303+9176949Lelio R Paula02/2015
1681712^70066+9575614Lelio R Paula02/2015
1713312^68911+7374368Lelio R Paula01/2015
1772812^66581+771853Lelio R Paula07/2014
1843112^63883+568942Lelio R Paula07/2013
1862812^63267+5968277Lelio R Paula07/2013
1867512^63130+4968129Lelio R Paula07/2013
1910912^61680+9166564Lelio R Paula07/2013
1918112^61432+9566297Lelio R Paula07/2013
2322012^53821+1158083Lelio R Paula02/2013
2407112^51732+555829Lelio R Paula01/2013
2415212^51488+5555565Lelio R Paula01/2013
2450912^50499+554498Lelio R Paula01/2013
2451012^50491+554489Lelio R Paula01/2013
4288212^47649+751422Lelio R Paula12/2012
6014112^46175+2949832Lelio R Paula10/2012
6019112^45999+2549642Lelio R Paula10/2012
6027412^45773+4149398Lelio R Paula10/2012
6042212^45385+548979Lelio R Paula10/2012
6043912^45317+748906Lelio R Paula10/2012
6168612^42300+8545650Lelio R Paula10/2012
6176412^42122+5345458Lelio R Paula10/2012
6263312^40588+3743802Lelio R Paula10/2012
6304212^40018+4943187Lelio R Paula10/2012
6354212^39161+5942262Lelio R Paula10/2012
6383212^38797+4141869Lelio R Paula10/2012
6445912^37859+2940857Lelio R Paula10/2012
6448312^37819+6140814Lelio R Paula10/2012
6682012^34505+3737238Lelio R Paula09/2011
6687212^34418+3737144Lelio R Paula09/2011
6696712^34280+4136995Lelio R Paula09/2011
6711412^34024+7136719Lelio R Paula09/2011
6721312^33846+7936526Lelio R Paula09/2011
6737512^33630+1736293Lelio R Paula09/2011
6766812^33175+7335802Lelio R Paula09/2011
6799512^32723+7335315Lelio R Paula09/2011
6943912^31609+1934112Lelio R Paula09/2011
6963912^31354+9733837Lelio R Paula09/2011
6970912^31265+733741Lelio R Paula09/2011
6987412^31038+533496Lelio R Paula08/2011
7017312^30706+7333138Lelio R Paula08/2011
7127912^29534+4731873Lelio R Paula08/2011
7170812^29129+3731436Lelio R Paula08/2011
7219012^28710+2930984Lelio R Paula08/2011
14673612^28043+2330264Lelio R Paula08/2011
14823112^27835+1930040Lelio R Paula08/2011
15105612^27167+2929319Lelio R Paula08/2011
15194812^26377+2528466Lelio R Paula07/2011
15347712^25087+8927074Lelio R Paula07/2011
15369812^24976+5326954Lelio R Paula07/2011
15543412^24192+1126108Lelio R Paula07/2011
15647912^23812+1125698Lelio R Paula06/2011
15710812^23511+3525373Lelio R Paula06/2011
15817212^23087+2924916Lelio R Paula06/2011
15912912^22729+4124529Lelio R Paula06/2011
15951012^22562+8324349Lelio R Paula06/2011
16133712^21953+9123692Lelio R Paula06/2011
16218712^21622+3723335Lelio R Paula06/2011
16626012^20063+8921652Lelio R Paula05/2011
16969712^19050+1720559Lelio R Paula05/2011
16980012^19009+4120515Lelio R Paula05/2011
16988212^18980+720483Lelio R Paula05/2011
17014912^18882+8520378Lelio R Paula05/2011
20392812^18416+3519875Lelio R Paula04/2007
20430612^18232+13319676Lelio R Paula04/2007
20439112^18184+8319624Lelio R Paula04/2007
20484312^17961+13719384Lelio R Paula04/2007
20511512^17820+20519232Lelio R Paula04/2007
20527712^17732+8319137Lelio R Paula04/2007
20567912^17547+2518937Lelio R Paula02/2007
20603712^17373+5918749Lelio R Paula02/2007
20636912^17241+718607Lelio R Paula02/2007
20673412^17150+8918508Lelio R Paula02/2007
20678612^17137+16918494Lelio R Paula02/2007
20752012^16964+8518308Lelio R Paula10/2006
20758812^16949+21118292Lelio R Paula10/2006
20767112^16929+14518270Lelio R Paula10/2006
20870512^16673+9717994Lelio R Paula09/2006
20880612^16647+16117966Lelio R Paula10/2006
20882112^16644+6117962Lelio R Paula09/2006
20931712^16527+17917836Lelio R Paula10/2006
20971212^16429+18517730Lelio R Paula10/2006
20980112^16406+3717706Lelio R Paula09/2006
21043612^16254+17317542Lelio R Paula10/2006
21134012^16044+6117315Lelio R Paula09/2006
21219412^15859+18517115Lelio R Paula10/2006
21263012^15770+6717019Lelio R Paula09/2006
21379212^15515+16916744Lelio R Paula10/2006
21531812^15233+8916440Lelio R Paula09/2006
21589412^15128+6716326Lelio R Paula09/2006
21642512^15065+3516258Lelio R Paula09/2006
21771412^14957+3116142Lelio R Paula09/2006
21925112^14821+1115995Lelio R Paula09/2006
22151312^14530+11915681Lelio R Paula09/2006
22618412^14261+8915391Lelio R Paula09/2006
22970312^14026+13715137Lelio R Paula09/2006
22970412^14026+11915137Lelio R Paula09/2006
23096812^13942+6715046Lelio R Paula09/2006
23215312^13851+14514948Lelio R Paula09/2006
23412012^13697+5914782Lelio R Paula09/2006
23553012^13577+11514653Lelio R Paula09/2006
23599912^13537+6714609Lelio R Paula09/2006
23839712^13310+3514364Lelio R Paula09/2006
23841212^13308+13314362Lelio R Paula09/2006
23882712^13266+14314317Lelio R Paula09/2006
24108112^13013+18514044Lelio R Paula09/2006
24397712^12648+513650Lelio R Paula09/2006
24465912^12560+4713555Lelio R Paula09/2006
24484412^12534+20313527Lelio R Paula09/2006
24490812^12528+3113520Lelio R Paula09/2006
24525912^12485+21113474Lelio R Paula09/2006
24719012^12271+2513243Lelio R Paula09/2006
24872012^12102+19313061Lelio R Paula09/2006
24951712^12008+12112959Lelio R Paula09/2006
25384612^11527+3112440Lelio R Paula09/2006
25395712^11510+5312422Lelio R Paula09/2006
25401912^11502+11512413Lelio R Paula09/2006
25753312^11196+3512083Lelio R Paula09/2006
25890912^11039+16111914Lelio R Paula09/2006
26020112^10891+7311754Lelio R Paula09/2006
26107512^10796+18711651Lelio R Paula09/2006
26260012^10624+16111466Lelio R Paula09/2006
26413012^10454+17311282Lelio R Paula09/2006
26546212^10309+2911126Lelio R Paula09/2006
26775112^10057+12710854Lelio R Paula09/2006
26909712^9914+2310700Lelio R Paula09/2006
27831712^9724+6710494Lelio R Paula09/2006
27856212^9704+16710473Lelio R Paula09/2006
27876412^9688+10110456Lelio R Paula09/2006
27909312^9665+21110431Lelio R Paula09/2006
28169412^9522+16310276Lelio R Paula09/2006
28350012^9440+13710188Lelio R Paula09/2006
28513612^9372+2310115Lelio R Paula09/2006
29126212^9289+4710025Lelio R Paula09/2006

Total : 155 PRP(s)



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Created by  Henri Lifchitz & Renaud Lifchitz : October, 26 2000, last modification: October, 28 2025 15:30 (Time in France)