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
332195321
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
Assignments
AssignedUserWork TypeStage% DoneUpdatedEst CompleteExpired
2024-07-19MHorimotoDLL29.94 %2026-02-222030-03-27
P-1
B1 = 2860000
B2 = 75075000
LL
StatusDateUserResidueShiftSoftware
Unverified2016-12-12aurashiftA02C7224BFCF54__220185616Linux 64-bit,Prime95,v28.9,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-08Mark RoseNFno factor TF: 80-81
2018-11-02Random GPUsNFno factor TF: 79-80
2016-12-12aurashiftC-LLA02C7224BFCF54__
2016-09-28aurashiftNF-PM1B1=2860000, B2=75075000, E=12
2010-12-07amphoriaNFno factor TF: 78-79
2010-12-07amphoriaNFno factor TF: 77-78
2010-12-07amphoriaNFno factor TF: 76-77
2010-12-07amphoriaNFno factor TF: 75-76
2010-03-20Grant McCrackenNFno factor TF: 74-75
2010-02-22Grant McCrackenNFno factor TF: 73-74
2010-02-14Grant McCrackenNFno factor TF: 72-73
2008-12-02Team_InspectorNFno factor TF: 71-72
2008-12-01Team_InspectorNFno factor TF: 70-71
2008-10-20Team_InspectorNFno factor TF: 69-70
2008-10-20Team_InspectorNFno factor TF: 68-69