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
68970661Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 274
P-1
B1 = 630000
B2 = 12757500
LL
StatusDateUserResidueShift
Unverified2016-05-13arnaudBBBBC0C7BA85FE__17306833
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-04-04MirraB95D136A99C6F923013
History
DateUserTypeResult
2024-06-15LaurVNF
no factor from 2^71 to 2^72
2024-04-04hoonhoutCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-04-04MirraC-PRP
B95D136A99C6F923
PRP proof power = 8
PRP: Verified
Proof certified good
2016-05-13arnaudC-LL
BBBBC0C7BA85FE__
2016-04-03TheJudgerNF
no factor from 2^74 to 2^75
2013-12-14NesowaNF-PM1
B1=630000, B2=12757500, E=6
2013-12-04Jerry HallettNF
no factor from 2^73 to 2^74
2013-12-01SWL551NF
no factor from 2^72 to 2^73
2013-11-23Architects CubedNF
no factor from 2^71 to 2^72
2012-07-31GrunwalderGIMPNF
no factor from 2^70 to 2^71
2012-03-18eon_blue_apocalypseNF
no factor from 2^69 to 2^70
2010-04-21ANONYMOUSNF
no factor from 2^68 to 2^69
2010-04-15ANONYMOUSNF
no factor from 2^67 to 2^68
2010-04-09DareDevilNF
no factor from 2^66 to 2^67
2010-01-30Andrey KurgannikovNF
no factor from 2^65 to 2^66
2010-01-25GrunwalderGIMPNF
no factor from 2^64 to 2^65
2009-02-091997rj7NF
no factor to 2^64