Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
64409911Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 580000
B2 = 11600000
LL
StatusDateUserResidueShift
Verified2014-10-14metaphysisBF3C596B86EF713561579360
Verified2023-04-03brode-runnerBF3C596B86EF713550631948
History
DateUserTypeResult
2023-04-03brode-runnerC-LL
BF3C596B86EF7135
2022-11-27tottenhoffNF
no factor from 2^74 to 2^75
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-10-14metaphysisC-LL
BF3C596B86EF7135
2013-06-27Judge HaleNF-PM1
B1=580000, B2=11600000, E=12
2013-04-04Jerry HallettNF
no factor from 2^73 to 2^74
2013-04-04Jerry HallettNF
no factor from 2^72 to 2^73
2013-04-04Jerry HallettNF
no factor from 2^71 to 2^72
2013-04-04Jerry HallettNF
no factor from 2^70 to 2^71
2012-04-16Roman77NF
no factor from 2^69 to 2^70
2009-09-20Razor_FX_IINF
no factor from 2^68 to 2^69
2009-03-28S36049NF
no factor from 2^67 to 2^68
2009-03-27S36049NF
no factor from 2^66 to 2^67
2009-03-26S36049NF
no factor from 2^65 to 2^66
2009-03-25manskyNF
no factor from 2^64 to 2^65
2009-03-21Jens BolmNF
no factor from 2^63 to 2^64