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
332313973
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3345000
B2 = 98677500
LL
StatusDateUserResidueShiftSoftware
Unverified2016-03-28David Hruska20A1279DA9AB5D__313729967Windows 64-bit,Prime95,v28.5,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-25Mark RoseNFno factor TF: 80-81
2016-03-28David HruskaC-LL20A1279DA9AB5D__
2014-07-10David HruskaNF-PM1B1=3345000, B2=98677500
2014-06-26-anonymous-NFno factor TF: 79-80
2014-06-26-anonymous-NFno factor TF: 78-79
2014-06-26-anonymous-NFno factor TF: 77-78
2014-06-26-anonymous-NFno factor TF: 76-77
2014-06-06David HruskaNFno factor TF: 75-76
2014-04-17Preben SNFno factor TF: 74-75
2013-08-19Team_InspectorNFno factor TF: 73-74
2013-01-15LaurVNFno factor TF: 72-73
2012-04-01Grant McCrackenNFno factor TF: 71-72
2011-03-30Grant McCrackenNFno factor TF: 70-71
2010-06-11SunfishNFno factor TF: 69-70
2009-08-19Team_InspectorNFno factor TF: 68-69