Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
64612549TF
No factors below 274
TF target 274
P-1
B1 = 555000
B2 = 8463750
LL
StatusDateUserResidueShift
Verified2014-02-26blipD1D256762CE2738F29976641
Verified2022-04-14Sergey NosovD1D256762CE2738F55348836
History
DateUserTypeResult
2022-04-14Sergey NosovC-LL
D1D256762CE2738F
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-02-26blipC-LL
D1D256762CE2738F
2013-11-26Chih-Wei HuangNF-PM1
B1=555000, B2=8463750
2013-11-17TheJudgerNF
no factor from 2^73 to 2^74
2013-11-17TheJudgerNF
no factor from 2^72 to 2^73
2013-10-26AllRandomNF
no factor from 2^71 to 2^72
2012-05-28america64NF
no factor from 2^70 to 2^71
2011-10-03america64NF
no factor from 2^69 to 2^70
2010-02-21TonyNF
no factor from 2^68 to 2^69
2010-02-16Sturle SundeNF
no factor from 2^67 to 2^68
2010-02-11Sturle SundeNF
no factor from 2^66 to 2^67
2009-12-10QuesterNF
no factor from 2^65 to 2^66
2009-12-07QuesterNF
no factor from 2^64 to 2^65
2009-05-31Architects CubedNF
no factor from 2^63 to 2^64