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
332250497
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2980000
B2 = 81950000
LL
StatusDateUserResidueShiftSoftware
Unverified2017-07-22aurashift89BA116C8EBBE5__25618778Linux 64-bit,Prime95,v29.1,build 8
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-19Mark RoseNFno factor TF: 80-81
2023-02-19Mark RoseNFno factor TF: 79-80
2023-02-19Mark RoseNFno factor TF: 78-79
2017-07-22aurashiftC-LL89BA116C8EBBE5__
2017-01-30aurashiftNF-PM1B1=2980000, B2=81950000, E=6
2016-01-14Andrew BNFno factor TF: 77-78
2016-01-13Andrew BNFno factor TF: 76-77
2014-11-03Team_InspectorNFno factor TF: 75-76
2011-12-28Sebastian HornbostelNFno factor TF: 74-75
2011-10-11Team_InspectorNFno factor TF: 73-74
2011-08-17Team_InspectorNFno factor TF: 72-73
2011-04-28Christian GeschwentnerNFno factor TF: 71-72
2009-03-29planuzaNFno factor TF: 70-71
2009-03-09planuzaNFno factor TF: 69-70
2009-02-28Team_InspectorNFno factor TF: 68-69