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
332205581
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3120000
B2 = 82680000
LL
StatusDateUserResidueShiftSoftware
Unverified2021-04-12yphysicsF05C3070CFE3FB__150532380Windows 64-bit,Prime95,v29.3,(aka Wf4)
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2021-04-12yphysicsC-LLF05C3070CFE3FB__
2020-09-24Albrecht HeefferNFno factor TF: 80-81
2020-09-11Albrecht HeefferNFno factor TF: 79-80
2020-08-01Runtime ErrorNFno factor TF: 78-79
2015-06-23aurashiftNF-PM1B1=3120000, B2=82680000
2015-06-06srow7NFno factor TF: 77-78
2015-06-06srow7NFno factor TF: 76-77
2011-04-25Sebastian HornbostelNFno factor TF: 75-76
2011-04-24SunfishNFno factor TF: 74-75
2010-05-16Team_InspectorNFno factor TF: 73-74
2010-02-08Team_InspectorNFno factor TF: 72-73
2009-09-26Team_InspectorNFno factor TF: 71-72
2009-09-18Team_InspectorNFno factor TF: 70-71
2009-07-01Team_InspectorNFno factor TF: 69-70
2009-04-30Team_InspectorNFno factor TF: 68-69