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
74591771TF
No factors below 275
TF target 274
P-1
B1 = 371000
B2 = 62605830
LL
StatusDateUserResidueShift
Unverified2016-03-24Jack The Ripper6AF0611CDBF8ED__72723761
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-03-02Rahul RejiLL double-checkLL76.99 % 2024-04-27
History
DateUserTypeResult
2023-02-01Mark RoseNF-PM1
B1=371000, B2=62605830
2016-04-02Mark RoseNF
no factor from 2^57 to 2^64
2016-03-24Jack The RipperC-LL
6AF0611CDBF8ED__
2015-11-12Jack The RipperNF-PM1
B1=750000
2015-11-03Sebastian HornbostelNF
no factor from 2^74 to 2^75
2015-11-03Sebastian HornbostelNF
no factor from 2^73 to 2^74
2015-11-01LingUaanNF
no factor from 2^72 to 2^73
2015-08-21Judge HaleNF
no factor from 2^71 to 2^72
2013-08-28willmoreNF
no factor from 2^70 to 2^71
2012-11-14Jason KruppaNF
no factor from 2^69 to 2^70
2010-07-28GreyOwlNF
no factor from 2^68 to 2^69
2010-07-16eon_blue_apocalypseNF
no factor from 2^67 to 2^68
2010-07-13-Anonymous-NF
no factor from 2^66 to 2^67
2010-07-13Atanas TodorovNF
no factor from 2^65 to 2^66
2010-07-08fswebNF
no factor from 2^64 to 2^65