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
332195131
Composite: proven not-prime with Lucas-Lehmer test
No factors below 281
TF target 281
P-1
B1 = 2995000
B2 = 77121250
LL
StatusDateUserResidueShiftSoftware
Verified2019-12-23workerthread1BCB4B78B4D0110823435385Windows 64-bit,Prime95,v29.8,build 3
Verified2024-10-29Anton Repko1BCB4B78B4D011080gpuowl
History
DateUserTypeResult
2024-10-29Anton RepkoC-LL1BCB4B78B4D01108
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-08Mark RoseNFno factor TF: 80-81
2019-12-23workerthreadC-LL1BCB4B78B4D01108
2018-10-24Random GPUsNFno factor TF: 79-80
2013-11-15GeorgeJrNF-PM1B1=2995000, B2=77121250, E=6
2010-10-30amphoriaNFno factor TF: 78-79
2010-10-30amphoriaNFno factor TF: 77-78
2010-10-30amphoriaNFno factor TF: 76-77
2010-10-30amphoriaNFno factor TF: 75-76
2010-07-16SunfishNFno factor TF: 74-75
2010-05-11Team_InspectorNFno factor TF: 73-74
2009-04-22SebaGRNFno factor TF: 72-73
2008-11-28Team_InspectorNFno factor TF: 71-72
2008-11-27Team_InspectorNFno factor TF: 70-71
2008-10-18Team_InspectorNFno factor TF: 69-70
2008-10-18Team_InspectorNFno factor TF: 68-69