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
332277401
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2585000
B2 = 25850000
LL
StatusDateUserResidueShiftSoftware
Unverified2017-05-26nuclear-smilie722D0B39AF708A__19118564Windows 64-bit,Prime95,v28.10,build 1
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-23Mark RoseNFno factor TF: 80-81
2023-02-23Mark RoseNFno factor TF: 79-80
2023-02-23Mark RoseNFno factor TF: 78-79
2017-05-26nuclear-smilieC-LL722D0B39AF708A__
2016-12-08nuclear-smilieNF-PM1B1=2585000, B2=25850000
2015-11-26srow7NFno factor TF: 77-78
2015-11-16srow7NFno factor TF: 76-77
2013-03-05Team_InspectorNFno factor TF: 75-76
2013-02-27Team_InspectorNFno factor TF: 74-75
2012-12-28Team_InspectorNFno factor TF: 73-74
2012-02-29Team_InspectorNFno factor TF: 72-73
2011-11-08Grant McCrackenNFno factor TF: 71-72
2011-06-05Grant McCrackenNFno factor TF: 70-71
2010-05-04Grant McCrackenNFno factor TF: 69-70
2009-07-13SunfishNFno factor TF: 68-69