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
332310773
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3255000
B2 = 67541250
LL
StatusDateUserResidueShiftSoftware
Unverified2016-01-07Lilith1975B692B3D4C1__64633670Windows 64-bit,Prime95,v28.5,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-26Mark RoseNFno factor TF: 80-81
2023-02-26Mark RoseNFno factor TF: 79-80
2023-01-27Mark RoseNFno factor TF: 78-79
2021-07-25Random GPUsNFno factor TF: 77-78
2016-01-07LilithC-LL1975B692B3D4C1__
2013-09-24LilithNFno factor TF: 76-77
2013-09-14LilithNF-PM1B1=3255000, B2=67541250
2013-08-09LilithNFno factor TF: 75-76
2013-08-05LilithNFno factor TF: 74-75
2013-07-28Team_InspectorNFno factor TF: 73-74
2013-01-15LaurVNFno factor TF: 72-73
2012-02-15Grant McCrackenNFno factor TF: 71-72
2011-06-24Grant McCrackenNFno factor TF: 70-71
2010-05-30SunfishNFno factor TF: 69-70
2009-08-12Team_InspectorNFno factor TF: 68-69