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
332242709
Composite: proven not-prime with Lucas-Lehmer test
No factors below 281
TF target 281
P-1
B1 = 3100000
B2 = 93000000
LL
StatusDateUserResidueShiftSoftware
Bad2017-04-27aurashiftBAD069B09434123F250306745Linux 64-bit,Prime95,v29.1,build 8
Verified2023-09-19KrieselBB32CF8E454B720E214115567Windows 64-bit,Prime95,v30.8,build 17
Verified2025-06-16KrieselBB32CF8E454B720E228210555Windows 64-bit,Prime95,v30.8,build 17
History
DateUserTypeResult
2025-06-16KrieselC-LLBB32CF8E454B720E
2023-10-18James HeinrichNFno factor TF: 67-68
2023-09-19KrieselC-LLBB32CF8E454B720E
2021-06-22KrieselNFno factor TF: 80-81
2021-06-17KrieselNFno factor TF: 79-80
2021-06-17KrieselNFno factor TF: 78-79
2021-04-03Random GPUsNFno factor TF: 77-78
2017-04-27aurashiftC-LLBAD069B09434123F
2016-11-20aurashiftNF-PM1B1=3100000, B2=93000000, E=12
2015-08-19srow7NFno factor TF: 76-77
2010-09-03JTHMfreakNFno factor TF: 75-76
2010-08-26JTHMfreakNFno factor TF: 74-75
2010-08-22JTHMfreakNFno factor TF: 73-74
2010-04-24Grant McCrackenNFno factor TF: 72-73
2009-06-08rnNFno factor TF: 71-72
2009-06-07rnNFno factor TF: 70-71
2009-06-02Team_InspectorNFno factor TF: 69-70
2009-02-07Team_InspectorNFno factor TF: 68-69