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
333333547
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 282
TF target 281
P-1
B1 = 11500000
B2 = 286000000
LL
StatusDateUserResidueShiftSoftware
Unverified2019-09-19schoenborn803F82620D3CC0__141463469Linux 64-bit,Prime95,v29.4,(aka Wg8)
History
DateUserTypeResult
2019-09-19schoenbornC-LL803F82620D3CC0__
2019-04-09schoenbornNF-PM1B1=11500000, B2=286000000
2019-03-25schoenbornNFno factor TF: 71-72
2019-03-25schoenbornNFno factor TF: 72-73
2019-03-25schoenbornNFno factor TF: 69-70
2019-03-25schoenbornNFno factor TF: 70-71
2019-03-25schoenbornNFno factor TF: 68-69
2019-03-19schoenbornNFno factor TF: 81-82
2019-03-12schoenbornNFno factor TF: 80-81
2019-02-04schoenbornNFno factor TF: 79-80
2019-02-01schoenbornNFno factor TF: 54-68
2019-01-28schoenbornNF-PM1B1=3669222, B2=84392101
2019-01-15schoenbornNFno factor TF: 78-79
2019-01-15schoenbornNFno factor TF: 77-78
2011-05-05BdotNFno factor TF: 76-77
2011-05-05BdotNFno factor TF: 75-76
2010-07-11amphoriaNFno factor TF: 74-75
2009-06-01unconnectedNFno factor TF: 73-74
2009-05-30unconnectedNFno factor TF: 72-73
2009-04-04unconnectedNFno factor TF: 71-72
2009-04-01unconnectedNFno factor TF: 70-71
2008-09-22monstNFno factor TF: 69-70
2008-09-21monstNFno factor TF: 68-69