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
332303813
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3145000
B2 = 83342500
LL
StatusDateUserResidueShiftSoftware
Unverified2017-12-28Stefan G Hoffmann230F3FD73961C7__212242099Linux 64-bit,Prime95,v28.7,build 1
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-25Mark RoseNFno factor TF: 80-81
2023-02-25Mark RoseNFno factor TF: 79-80
2023-01-24Mark RoseNFno factor TF: 78-79
2021-07-12Random GPUsNFno factor TF: 77-78
2017-12-28Stefan G HoffmannC-LL230F3FD73961C7__
2017-10-25Stefan G HoffmannNFno factor TF: 76-77
2017-10-16Stefan G HoffmannNF-PM1B1=3145000, B2=83342500
2015-07-29Team_InspectorNFno factor TF: 75-76
2014-12-26Team_InspectorNFno factor TF: 74-75
2013-07-13Team_InspectorNFno factor TF: 73-74
2013-01-14LaurVNFno factor TF: 72-73
2011-09-24Grant McCrackenNFno factor TF: 71-72
2011-06-24Grant McCrackenNFno factor TF: 70-71
2010-05-08SunfishNFno factor TF: 69-70
2009-07-19Team_InspectorNFno factor TF: 68-69