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
332252251
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3095000
B2 = 89755000
LL
StatusDateUserResidueShiftSoftware
Unverified2018-12-28DwizE2F4E2E55E17C6__90228547Windows 64-bit,Prime95,v29.4,build 8
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-20Mark RoseNFno factor TF: 80-81
2023-02-20Mark RoseNFno factor TF: 79-80
2023-02-20Mark RoseNFno factor TF: 78-79
2021-04-14Random GPUsNFno factor TF: 77-78
2018-12-28DwizC-LLE2F4E2E55E17C6__
2018-10-05DwizNF-PM1B1=3095000, B2=89755000, E=6
2018-08-28David K BrittNFno factor TF: 79-80
2018-08-28David K BrittNFno factor TF: 78-79
2015-08-26srow7NFno factor TF: 76-77
2014-10-30Team_InspectorNFno factor TF: 75-76
2013-01-09LaurVNFno factor TF: 74-75
2011-11-22Team_InspectorNFno factor TF: 73-74
2011-08-27Team_InspectorNFno factor TF: 72-73
2011-04-30Christian GeschwentnerNFno factor TF: 71-72
2010-12-09Team_InspectorNFno factor TF: 70-71
2009-09-12Team_InspectorNFno factor TF: 69-70
2009-03-04Team_InspectorNFno factor TF: 68-69