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
74047481TF
No factors below 275
TF target 274
P-1
B1 = 635000
B2 = 12382500
LL
StatusDateUserResidueShift
Unverified2015-09-23Jack The Ripper5DE36223CBDFE7__62965112
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-04-18-Anonymous-LL double-check0.00 % 2024-04-18
History
DateUserTypeResult
2015-09-23Jack The RipperC-LL
5DE36223CBDFE7__
2015-03-14NesowaNF-PM1
B1=635000, B2=12382500
2015-03-07NickOfTimeNF
no factor from 2^74 to 2^75
2015-03-07NickOfTimeNF
no factor from 2^73 to 2^74
2015-03-07NickOfTimeNF
no factor from 2^72 to 2^73
2015-03-05RichD0NF
no factor from 2^71 to 2^72
2013-05-08ramgeisNF
no factor from 2^70 to 2^71
2012-10-15GrunwalderGIMPNF
no factor from 2^69 to 2^70
2010-11-25Geoff WingNF
no factor from 2^68 to 2^69
2010-11-18Geoff WingNF
no factor from 2^67 to 2^68
2010-09-11ITSNF
no factor from 2^66 to 2^67
2010-08-28ITSNF
no factor from 2^65 to 2^66
2010-06-20LabutNF
no factor from 2^64 to 2^65
2008-09-12lycornNF
no factor to 2^64