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
77428261TF
No factors below 275
TF target 274
P-1
B1 = 665000
B2 = 11637500
LL
StatusDateUserResidueShift
Unverified2017-02-04Jack The RipperBFFBC5932B7F01__9890787
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-03-31-Anonymous-LL double-check0.00 % 2024-03-31
History
DateUserTypeResult
2017-02-04Jack The RipperC-LL
BFFBC5932B7F01__
2016-05-14tscNF-PM1
B1=665000, B2=11637500
2016-04-04Mark RoseNF
no factor from 2^61 to 2^64
2016-02-24AirSquirrelsNF
no factor from 2^74 to 2^75
2016-02-24AirSquirrelsNF
no factor from 2^73 to 2^74
2016-02-24AirSquirrelsNF
no factor from 2^72 to 2^73
2015-12-08RichD0NF
no factor from 2^71 to 2^72
2013-01-15Cow_tippingNF
no factor from 2^70 to 2^71
2010-12-25Per JessenNF
no factor from 2^69 to 2^70
2010-12-18eon_blue_apocalypseNF
no factor from 2^68 to 2^69
2010-12-15Bobbi and the StraysNF
no factor from 2^67 to 2^68
2010-12-13Bobbi and the StraysNF
no factor from 2^66 to 2^67
2010-10-09Robert WalkerNF
no factor from 2^65 to 2^66
2010-10-06SAHS Tech DeptNF
no factor from 2^64 to 2^65