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:





MnDetails
332622599
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
Assignments
AssignedUserWork TypeStage% DoneUpdatedEst CompleteExpired
2024-11-16Fabrice BelletDLL51.90 %2026-01-032026-04-09
P-1
B1 = 1565000
B2 = 354419940
LL
StatusDateUserResidueShiftSoftware
Unverified2017-05-08AirSquirrels50740BFE1AFD93__42705277CUDALucas v2.05.1
History
DateUserTypeResult
2023-05-22Mark RoseNF-PM1B1=1565000, B2=354419940
2023-02-11Mark RoseNFno factor TF: 80-81
2023-02-11Mark RoseNFno factor TF: 79-80
2023-02-11Mark RoseNFno factor TF: 78-79
2017-05-08AirSquirrelsC-LL50740BFE1AFD93__
2013-12-01NipalNFno factor TF: 77-78
2013-11-30NipalNFno factor TF: 76-77
2013-11-30NipalNFno factor TF: 75-76
2013-11-30NipalNFno factor TF: 74-75
2013-11-30NipalNFno factor TF: 73-74
2013-11-30NipalNFno factor TF: 72-73
2013-03-09LaurVNFno factor TF: 71-72
2013-01-29LaurVNFno factor TF: 70-71
2012-07-07LaurVNFno factor TF: 69-70
2012-04-12LaurVNFno factor TF: 67-69
2010-05-27Grant McCrackenNFno factor TF: 66-67