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
333467131
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3350000
B2 = 97987500
LL
StatusDateUserResidueShiftSoftware
Unverified2017-02-01charger89D1543951B64B__131234437Windows 64-bit,Prime95,v28.10,build 1
History
DateUserTypeResult
2023-02-07Mark RoseNFno factor TF: 80-81
2017-02-01chargerC-LL89D1543951B64B__
2016-01-11Random GPUsNFno factor TF: 79-80
2016-01-07Random GPUsNFno factor TF: 78-79
2016-01-07Random GPUsNFno factor TF: 77-78
2015-03-17chargerNF-PM1B1=3350000, B2=97987500
2014-12-05chargerNFno factor TF: 76-77
2014-11-01chargerNFno factor TF: 75-76
2014-10-27chargerNFno factor TF: 74-75
2014-05-29Preben SNFno factor TF: 73-74
2013-10-18shengNFno factor TF: 72-73
2013-09-26shengNFno factor TF: 71-72
2013-09-25shengNFno factor TF: 70-71
2012-03-29LaurVNFno factor TF: 69-70
2012-03-29LaurVNFno factor TF: 66-69
2010-11-08Architects CubedNFno factor TF: 65-66