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
332261791
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2565000
B2 = 59636250
LL
StatusDateUserResidueShiftSoftware
Unverified2016-11-30aurashiftDEF2337E4E086E__200008535Linux 64-bit,Prime95,v28.9,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2016-11-30aurashiftC-LLDEF2337E4E086E__
2016-08-21aurashiftNF-PM1B1=2565000, B2=59636250, E=12
2016-05-19dh1NFno factor TF: 80-81
2016-05-19dh1NFno factor TF: 79-80
2016-05-19dh1NFno factor TF: 78-79
2016-05-19dh1NFno factor TF: 77-78
2015-08-30srow7NFno factor TF: 76-77
2015-01-26Team_InspectorNFno factor TF: 75-76
2011-07-01Sebastian HornbostelNFno factor TF: 74-75
2011-06-26Christian GeschwentnerNFno factor TF: 73-74
2011-06-24Team_InspectorNFno factor TF: 72-73
2011-06-03Grant McCrackenNFno factor TF: 71-72
2011-02-17kurlyNFno factor TF: 70-71
2009-10-14Team_InspectorNFno factor TF: 69-70
2009-05-18Team_InspectorNFno factor TF: 68-69