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
332302627
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2900000
B2 = 63075000
LL
StatusDateUserResidueShiftSoftware
Unverified2016-07-02Mark CoccimiglioC78280880055C3__93295424Linux 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
2023-02-25Mark RoseNFno factor TF: 79-80
2016-07-02Mark CoccimiglioC-LLC78280880055C3__
2016-01-31Mark CoccimiglioNF-PM1B1=2900000, B2=63075000
2016-01-10NRNFno factor TF: 78-79
2016-01-10NRNFno factor TF: 77-78
2016-01-10NRNFno factor TF: 76-77
2015-08-21Team_InspectorNFno factor TF: 75-76
2014-12-19Team_InspectorNFno factor TF: 74-75
2013-07-15Team_InspectorNFno factor TF: 73-74
2013-01-14LaurVNFno factor TF: 72-73
2011-09-25Grant McCrackenNFno factor TF: 71-72
2011-07-17Grant McCrackenNFno factor TF: 70-71
2010-05-04SunfishNFno factor TF: 69-70
2009-07-15Team_InspectorNFno factor TF: 68-69