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
332438479
Tested as composite (unverified): unconfirmed PRP test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2990000
B2 = 78487500
PRP
StatusProofDateUserResidueShiftTypeBase
Unverified
PRP without proof (not generated)
2019-06-18Brian Schroeder970A5821E9F34D__14122387113
History
DateUserTypeResult
2023-03-25Mark RoseNFno factor TF: 80-81
2023-03-23Mark RoseNFno factor TF: 79-80
2019-06-18Brian SchroederC-PRP970A5821E9F34D__
2012-12-27davidb_KSNF-PM1B1=2990000, B2=78487500
2011-05-28TheJudgerNFno factor TF: 77-78
2011-05-28TheJudgerNFno factor TF: 78-79
2011-05-28TheJudgerNFno factor TF: 76-77
2011-05-28TheJudgerNFno factor TF: 75-76
2011-05-28TheJudgerNFno factor TF: 74-75
2011-05-28TheJudgerNFno factor TF: 73-74
2011-05-08rduerrNFno factor TF: 67-73