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Search for : 12^n+k


Rank
Probable prime
Digits (> 10000)
Who?
When?
677312^109010+35117642Riley Fisher08/2023
760812^101694+73109747Lelio R Paula03/2017
763012^101545+11109586Lelio R Paula03/2017
770312^100852+83108838Lelio R Paula03/2017
771012^100757+19108736Lelio R Paula03/2017
801212^98778+73106600Lelio R Paula02/2017
820612^97643+91105375Lelio R Paula02/2017
946612^94915+89102431Lelio R Paula10/2016
951912^94705+89102204Lelio R Paula10/2016
1126512^93406+29100803Lelio R Paula10/2016
1219012^90604+1197779Lelio R Paula07/2016
1318412^85963+2592770Lelio R Paula06/2016
1330312^85300+3592055Lelio R Paula06/2016
1344412^84606+4791306Lelio R Paula06/2016
1451312^81356+4187798Lelio R Paula11/2015
1456112^81188+8587617Lelio R Paula11/2015
1463712^80855+2987258Lelio R Paula11/2015
1464212^80806+7987205Lelio R Paula11/2015
1641612^73906+2979758Lelio R Paula02/2015
1645612^73714+4979551Lelio R Paula02/2015
1657412^73285+8579088Lelio R Paula02/2015
1711612^71303+9176949Lelio R Paula02/2015
1743112^70066+9575614Lelio R Paula02/2015
1776312^68911+7374368Lelio R Paula01/2015
1838712^66581+771853Lelio R Paula07/2014
1911312^63883+568942Lelio R Paula07/2013
1931612^63267+5968277Lelio R Paula07/2013
1936312^63130+4968129Lelio R Paula07/2013
1981712^61680+9166564Lelio R Paula07/2013
1989212^61432+9566297Lelio R Paula07/2013
2405312^53821+1158083Lelio R Paula02/2013
2492512^51732+555829Lelio R Paula01/2013
2501012^51488+5555565Lelio R Paula01/2013
2538312^50499+554498Lelio R Paula01/2013
2538412^50491+554489Lelio R Paula01/2013
4381212^47649+751422Lelio R Paula12/2012
6118812^46175+2949832Lelio R Paula10/2012
6123812^45999+2549642Lelio R Paula10/2012
6132112^45773+4149398Lelio R Paula10/2012
6146912^45385+548979Lelio R Paula10/2012
6148612^45317+748906Lelio R Paula10/2012
6273312^42300+8545650Lelio R Paula10/2012
6281112^42122+5345458Lelio R Paula10/2012
6368012^40588+3743802Lelio R Paula10/2012
6408912^40018+4943187Lelio R Paula10/2012
6458912^39161+5942262Lelio R Paula10/2012
6487912^38797+4141869Lelio R Paula10/2012
6550612^37859+2940857Lelio R Paula10/2012
6553012^37819+6140814Lelio R Paula10/2012
6786712^34505+3737238Lelio R Paula09/2011
6791912^34418+3737144Lelio R Paula09/2011
6801412^34280+4136995Lelio R Paula09/2011
6816112^34024+7136719Lelio R Paula09/2011
6826012^33846+7936526Lelio R Paula09/2011
6842212^33630+1736293Lelio R Paula09/2011
6871512^33175+7335802Lelio R Paula09/2011
6904212^32723+7335315Lelio R Paula09/2011
7048612^31609+1934112Lelio R Paula09/2011
7068612^31354+9733837Lelio R Paula09/2011
7075612^31265+733741Lelio R Paula09/2011
7092112^31038+533496Lelio R Paula08/2011
7122012^30706+7333138Lelio R Paula08/2011
7232612^29534+4731873Lelio R Paula08/2011
7275512^29129+3731436Lelio R Paula08/2011
7323712^28710+2930984Lelio R Paula08/2011
14778312^28043+2330264Lelio R Paula08/2011
14927812^27835+1930040Lelio R Paula08/2011
15210312^27167+2929319Lelio R Paula08/2011
15299512^26377+2528466Lelio R Paula07/2011
15452412^25087+8927074Lelio R Paula07/2011
15474512^24976+5326954Lelio R Paula07/2011
15648112^24192+1126108Lelio R Paula07/2011
15752612^23812+1125698Lelio R Paula06/2011
15815512^23511+3525373Lelio R Paula06/2011
15921912^23087+2924916Lelio R Paula06/2011
16017612^22729+4124529Lelio R Paula06/2011
16055712^22562+8324349Lelio R Paula06/2011
16238412^21953+9123692Lelio R Paula06/2011
16323412^21622+3723335Lelio R Paula06/2011
16730712^20063+8921652Lelio R Paula05/2011
17074412^19050+1720559Lelio R Paula05/2011
17084712^19009+4120515Lelio R Paula05/2011
17092912^18980+720483Lelio R Paula05/2011
17119612^18882+8520378Lelio R Paula05/2011
20497512^18416+3519875Lelio R Paula04/2007
20535312^18232+13319676Lelio R Paula04/2007
20543812^18184+8319624Lelio R Paula04/2007
20589012^17961+13719384Lelio R Paula04/2007
20616212^17820+20519232Lelio R Paula04/2007
20632412^17732+8319137Lelio R Paula04/2007
20672612^17547+2518937Lelio R Paula02/2007
20708412^17373+5918749Lelio R Paula02/2007
20741612^17241+718607Lelio R Paula02/2007
20778112^17150+8918508Lelio R Paula02/2007
20783312^17137+16918494Lelio R Paula02/2007
20856712^16964+8518308Lelio R Paula10/2006
20863512^16949+21118292Lelio R Paula10/2006
20871812^16929+14518270Lelio R Paula10/2006
20975212^16673+9717994Lelio R Paula09/2006
20985312^16647+16117966Lelio R Paula10/2006
20986812^16644+6117962Lelio R Paula09/2006
21036412^16527+17917836Lelio R Paula10/2006
21075912^16429+18517730Lelio R Paula10/2006
21084812^16406+3717706Lelio R Paula09/2006
21148312^16254+17317542Lelio R Paula10/2006
21238712^16044+6117315Lelio R Paula09/2006
21324112^15859+18517115Lelio R Paula10/2006
21367712^15770+6717019Lelio R Paula09/2006
21483912^15515+16916744Lelio R Paula10/2006
21636512^15233+8916440Lelio R Paula09/2006
21694112^15128+6716326Lelio R Paula09/2006
21747212^15065+3516258Lelio R Paula09/2006
21876112^14957+3116142Lelio R Paula09/2006
22029812^14821+1115995Lelio R Paula09/2006
22256012^14530+11915681Lelio R Paula09/2006
22723112^14261+8915391Lelio R Paula09/2006
23075012^14026+13715137Lelio R Paula09/2006
23075112^14026+11915137Lelio R Paula09/2006
23201512^13942+6715046Lelio R Paula09/2006
23320012^13851+14514948Lelio R Paula09/2006
23516712^13697+5914782Lelio R Paula09/2006
23657712^13577+11514653Lelio R Paula09/2006
23704612^13537+6714609Lelio R Paula09/2006
23944412^13310+3514364Lelio R Paula09/2006
23945912^13308+13314362Lelio R Paula09/2006
23987412^13266+14314317Lelio R Paula09/2006
24212812^13013+18514044Lelio R Paula09/2006
24502412^12648+513650Lelio R Paula09/2006
24570612^12560+4713555Lelio R Paula09/2006
24589112^12534+20313527Lelio R Paula09/2006
24595512^12528+3113520Lelio R Paula09/2006
24630612^12485+21113474Lelio R Paula09/2006
24823712^12271+2513243Lelio R Paula09/2006
24976712^12102+19313061Lelio R Paula09/2006
25056412^12008+12112959Lelio R Paula09/2006
25489312^11527+3112440Lelio R Paula09/2006
25500412^11510+5312422Lelio R Paula09/2006
25506612^11502+11512413Lelio R Paula09/2006
25858012^11196+3512083Lelio R Paula09/2006
25995612^11039+16111914Lelio R Paula09/2006
26124812^10891+7311754Lelio R Paula09/2006
26212212^10796+18711651Lelio R Paula09/2006
26364712^10624+16111466Lelio R Paula09/2006
26517712^10454+17311282Lelio R Paula09/2006
26650912^10309+2911126Lelio R Paula09/2006
26879812^10057+12710854Lelio R Paula09/2006
27014412^9914+2310700Lelio R Paula09/2006
27936412^9724+6710494Lelio R Paula09/2006
27960912^9704+16710473Lelio R Paula09/2006
27981112^9688+10110456Lelio R Paula09/2006
28014012^9665+21110431Lelio R Paula09/2006
28274112^9522+16310276Lelio R Paula09/2006
28454712^9440+13710188Lelio R Paula09/2006
28618312^9372+2310115Lelio R Paula09/2006
29230912^9289+4710025Lelio R Paula09/2006

Total : 155 PRP(s)



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Created by  Henri Lifchitz & Renaud Lifchitz : October, 26 2000, last modification: May, 23 2026 10:56 (Time in France)