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
332236433
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3100000
B2 = 93000000
LL
StatusDateUserResidueShiftSoftware
Unverified2017-04-18AirSquirrels3F9987F0BDE9A9__82287176Linux 64-bit,Prime95,v28.9,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-27Mark RoseNFno factor TF: 80-81
2023-02-27Mark RoseNFno factor TF: 79-80
2023-02-27Mark RoseNFno factor TF: 78-79
2021-03-31Random GPUsNFno factor TF: 77-78
2017-04-18AirSquirrelsC-LL3F9987F0BDE9A9__
2016-01-20aurashiftNF-PM1B1=3100000, B2=93000000, E=12
2015-11-05Grant McCrackenNFno factor TF: 76-77
2010-09-08DorianBlackNFno factor TF: 75-76
2009-05-23Christoph Anton MittererNFno factor TF: 74-75
2009-05-17Christoph Anton MittererNFno factor TF: 73-74
2009-05-14Christoph Anton MittererNFno factor TF: 72-73
2009-05-13Christoph Anton MittererNFno factor TF: 71-72
2009-05-12Christoph Anton MittererNFno factor TF: 70-71
2009-04-29Team_InspectorNFno factor TF: 69-70
2009-01-24Team_InspectorNFno factor TF: 68-69