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
74995931TF
No factors below 275
TF target 274
P-1
B1 = 690000
B2 = 14145000
LL
StatusDateUserResidueShift
Unverified2016-02-26Igor_V_Sharov7BAACDB0BC17C9__41844237
History
DateUserTypeResult
2016-04-02Mark RoseNF
no factor from 2^61 to 2^64
2016-02-26Igor_V_SharovC-LL
7BAACDB0BC17C9__
2015-11-05PDWNF
no factor from 2^74 to 2^75
2015-04-12TheJudgerNF-PM1
B1=690000, B2=14145000, E=6
2014-08-31NickOfTimeNF
no factor from 2^73 to 2^74
2014-08-31NickOfTimeNF
no factor from 2^72 to 2^73
2014-08-31NickOfTimeNF
no factor from 2^71 to 2^72
2014-08-01Ryan PropperNF
no factor from 2^70 to 2^71
2012-10-22SMoffatNF
no factor from 2^69 to 2^70
2010-09-29runeskNF
no factor from 2^68 to 2^69
2010-09-28drewha - BelarusNF
no factor from 2^67 to 2^68
2010-09-25drewha - BelarusNF
no factor from 2^66 to 2^67
2010-09-18P4 EENF
no factor from 2^65 to 2^66
2010-09-16GrunwalderGIMPNF
no factor from 2^64 to 2^65