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
332216341
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3150000
B2 = 88200000
LL
StatusDateUserResidueShiftSoftware
Unverified2017-12-03Toljok87BEF134D4CABB__45161171Windows,Prime95,v28.5,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-15Mark RoseNFno factor TF: 80-81
2023-02-15Mark RoseNFno factor TF: 79-80
2023-02-15Mark RoseNFno factor TF: 78-79
2017-12-03ToljokC-LL87BEF134D4CABB__
2015-07-09aurashiftNF-PM1B1=3150000, B2=88200000, E=12
2015-06-21NRNFno factor TF: 77-78
2015-06-21NRNFno factor TF: 76-77
2011-06-04Sebastian HornbostelNFno factor TF: 75-76
2011-05-30SunfishNFno factor TF: 74-75
2010-09-04SunfishNFno factor TF: 73-74
2010-09-01SunfishNFno factor TF: 72-73
2008-11-28werdwerdusNFno factor TF: 71-72
2008-11-27werdwerdusNFno factor TF: 70-71
2008-11-27werdwerdusNFno factor TF: 69-70
2008-11-27werdwerdusNFno factor TF: 68-69