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
332279023
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3040000
B2 = 76760000
LL
StatusDateUserResidueShiftSoftware
Unverified2017-12-13exhopp5CDE528A142229__69181070Linux 64-bit,Prime95,v28.10,build 1
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-23Mark RoseNFno factor TF: 80-81
2023-02-23Mark RoseNFno factor TF: 79-80
2023-02-23Mark RoseNFno factor TF: 78-79
2021-06-08Random GPUsNFno factor TF: 77-78
2017-12-13exhoppC-LL5CDE528A142229__
2017-06-01exhoppNF-PM1B1=3040000, B2=76760000
2017-05-09Team_InspectorNFno factor TF: 76-77
2015-06-07Team_InspectorNFno factor TF: 75-76
2014-10-19Team_InspectorNFno factor TF: 74-75
2013-01-22Team_InspectorNFno factor TF: 73-74
2011-05-20Christian GeschwentnerNFno factor TF: 72-73
2011-04-28Grant McCrackenNFno factor TF: 71-72
2011-04-03Grant McCrackenNFno factor TF: 70-71
2010-05-09SunfishNFno factor TF: 69-70
2009-07-05Team_InspectorNFno factor TF: 68-69