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
75524507TF
No factors below 275
TF target 274
P-1
B1 = 655000
B2 = 12936250
LL
StatusDateUserResidueShift
Unverified2016-10-12Jack The Ripper62E9059CA99ED8__62855090
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-03-12matthiasvdpoelLL double-checkLL0.05 % 2024-03-14
History
DateUserTypeResult
2016-10-12Jack The RipperC-LL
62E9059CA99ED8__
2016-03-08SuperbobNF-PM1
B1=655000, B2=12936250, E=6
2016-02-19Brian BeuningNF
no factor from 2^74 to 2^75
2016-02-19Brian BeuningNF
no factor from 2^73 to 2^74
2016-02-11Stef42NF
no factor from 2^72 to 2^73
2014-11-04PEDNF
no factor from 2^71 to 2^72
2013-12-06SMoffatNF
no factor from 2^70 to 2^71
2012-12-09nranksNF
no factor from 2^69 to 2^70
2010-07-25GrunwalderGIMPNF
no factor from 2^68 to 2^69
2008-10-27MarzbugNF
no factor to 2^68