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
332385839
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3245000
B2 = 63277500
LL
StatusDateUserResidueShiftSoftware
Unverified2017-02-20aurashift98953E830699B2__251622789Linux 64-bit,Prime95,v29.1,build 8
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-03-01Mark RoseNFno factor TF: 80-81
2023-03-01Mark RoseNFno factor TF: 79-80
2023-02-03Mark RoseNFno factor TF: 78-79
2022-05-06Jon PaceNFno factor TF: 77-78
2017-02-20aurashiftC-LL98953E830699B2__
2014-07-22MüllniNFno factor TF: 76-77
2014-07-09MüllniNF-PM1B1=3245000, B2=63277500
2011-02-24vats09NFno factor TF: 75-76
2011-02-23vats09NFno factor TF: 74-75
2011-02-06vats09NFno factor TF: 73-74
2011-02-06vats09NFno factor TF: 72-73
2011-02-06vats09NFno factor TF: 71-72
2011-01-17Grant McCrackenNFno factor TF: 70-71
2009-07-05unconnectedNFno factor TF: 69-70
2009-07-05unconnectedNFno factor TF: 68-69