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
91221721TF
No factors below 277
TF target 275
P-1
B1 = 695000
B2 = 13205000
LL
StatusDateUserResidueShift
Unverified2019-07-12Tomas Velechovsky97149F9AE7CEBC__74123630
History
DateUserTypeResult
2019-07-12Tomas VelechovskyC-LL
97149F9AE7CEBC__
2019-04-26ixfd64NF-PM1
B1=695000, B2=13205000, E=6
2019-03-03TheJudgerNF
no factor from 2^76 to 2^77
2018-12-16TheJudgerNF
no factor from 2^75 to 2^76
2018-12-16TheJudgerNF
no factor from 2^74 to 2^75
2018-02-20gcardonaNF
no factor from 2^73 to 2^74
2018-02-17RichD0NF
no factor from 2^72 to 2^73
2017-03-02monstNF
no factor from 2^71 to 2^72
2014-09-04TemplarNF
no factor from 2^70 to 2^71
2014-04-05hkskypNF
no factor from 2^69 to 2^70
2014-04-05hkskypNF
no factor from 2^68 to 2^69
2014-04-05hkskypNF
no factor from 2^67 to 2^68
2014-04-05SMoffatNF
no factor from 2^66 to 2^67
2013-03-24AxelssonNF
no factor from 2^65 to 2^66
2010-12-29Architects CubedNF
no factor from 2^64 to 2^65