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
332197013
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2975000
B2 = 75118750
LL
StatusDateUserResidueShiftSoftware
Unverified2013-12-02Jeremie Forest90A16572196AFA__44574805Windows 64-bit,Prime95,v27.9,build 1
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-15Mark RoseNFno factor TF: 80-81
2020-12-17Random GPUsNFno factor TF: 79-80
2013-12-02Jeremie ForestC-LL90A16572196AFA__
2013-03-30Jeremie ForestNF-PM1B1=2975000, B2=75118750
2011-01-03amphoriaNFno factor TF: 78-79
2011-01-03amphoriaNFno factor TF: 77-78
2011-01-03amphoriaNFno factor TF: 76-77
2011-01-03amphoriaNFno factor TF: 75-76
2009-10-02SunfishNFno factor TF: 74-75
2009-09-25SunfishNFno factor TF: 73-74
2009-09-22SunfishNFno factor TF: 72-73
2009-09-20SunfishNFno factor TF: 71-72
2009-01-02Team_InspectorNFno factor TF: 70-71
2008-10-07Team_InspectorNFno factor TF: 69-70
2008-10-07Team_InspectorNFno factor TF: 68-69