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
332218379
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2575000
B2 = 24462500
LL
StatusDateUserResidueShiftSoftware
Unverified2017-02-23aurashiftBC0FCDAF29CD87__1783964Linux 64-bit,Prime95,v29.1,build 8
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-12Mark RoseNFno factor TF: 80-81
2023-02-12Mark RoseNFno factor TF: 79-80
2017-02-23aurashiftC-LLBC0FCDAF29CD87__
2013-09-06ANONYMOUSNF-PM1B1=2575000, B2=24462500
2011-04-01TheJudgerNFno factor TF: 78-79
2011-04-01TheJudgerNFno factor TF: 77-78
2011-04-01TheJudgerNFno factor TF: 76-77
2011-04-01TheJudgerNFno factor TF: 75-76
2011-03-24Christian GeschwentnerNFno factor TF: 74-75
2010-07-16SunfishNFno factor TF: 73-74
2010-07-13SunfishNFno factor TF: 72-73
2009-11-16Team_InspectorNFno factor TF: 71-72
2009-10-12Team_InspectorNFno factor TF: 70-71
2009-01-28zetagridNFno factor TF: 69-70
2009-01-16Team_InspectorNFno factor TF: 68-69