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
332195543
Composite: proven not-prime with Lucas-Lehmer test
No factors below 281
TF target 281
P-1
B1 = 3000000
B2 = 79500000
LL
StatusDateUserResidueShiftSoftware
Verified2020-11-01Chelle1CBBC3E5DEE8B874225597295Windows 64-bit,Prime95,v30.3,build 6
Verified2024-11-01Anton Repko1CBBC3E5DEE8B8740gpuowl
History
DateUserTypeResult
2024-11-01Anton RepkoC-LL
1CBBC3E5DEE8B874
2024-02-25James HeinrichNFno factor TF: 73-74
2023-10-18James HeinrichNFno factor TF: 67-68
2020-11-01ChelleC-LL
1CBBC3E5DEE8B874
2020-08-02Albrecht HeefferNFno factor TF: 80-81
2018-12-05Random GPUsNFno factor TF: 79-80
2015-06-21aurashiftNF-PM1B1=3000000, B2=79500000, E=12
2010-12-16amphoriaNFno factor TF: 78-79
2010-12-16amphoriaNFno factor TF: 77-78
2010-12-16amphoriaNFno factor TF: 76-77
2010-12-16amphoriaNFno factor TF: 75-76
2010-02-19SunfishNFno factor TF: 74-75
2009-10-08MaviartNFno factor TF: 73-74
2008-11-19Team_InspectorNFno factor TF: 72-73
2008-11-16Team_InspectorNFno factor TF: 71-72
2008-11-15Team_InspectorNFno factor TF: 70-71
2008-10-23Team_InspectorNFno factor TF: 69-70
2008-10-23Team_InspectorNFno factor TF: 68-69