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
332252849
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 283
TF target 281
P-1
B1 = 3149000
B2 = 405894006
LL
StatusDateUserResidueShiftSoftware
Unverified2017-08-24C-C276809179398B7__306123997Windows 64-bit,Prime95,v26,(aka We4)
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2022-09-08Runtime ErrorNF-PM1B1=3149000, B2=405894006
2021-01-15NoodlesNFno factor TF: 82-83
2020-06-21David HruskaNFno factor TF: 81-82
2017-08-24C-CC-LL276809179398B7__
2017-04-03C-CNFno factor TF: 80-81
2017-03-08C-CNFno factor TF: 79-80
2017-03-03C-CNFno factor TF: 78-79
2017-03-01C-CNFno factor TF: 77-78
2016-02-23Grant McCrackenNFno factor TF: 76-77
2014-11-10Team_InspectorNFno factor TF: 75-76
2011-06-12SETIKAHNFno factor TF: 74-75
2011-05-29SETIKAHNFno factor TF: 73-74
2011-05-23SETIKAHNFno factor TF: 72-73
2011-04-30Christian GeschwentnerNFno factor TF: 71-72
2010-12-17Team_InspectorNFno factor TF: 70-71
2009-11-29Team_InspectorNFno factor TF: 69-70
2009-03-05Team_InspectorNFno factor TF: 68-69