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
332286967
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2555000
B2 = 59403750
LL
StatusDateUserResidueShiftSoftware
Unverified2019-11-06IcarusECA5808C8A93DD__67852177Windows 64-bit,Prime95,v28.9,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2019-11-06IcarusC-LLECA5808C8A93DD__
2017-11-01IcarusNF-PM1B1=2555000, B2=59403750, E=12
2016-06-05dh1NFno factor TF: 80-81
2016-06-05dh1NFno factor TF: 79-80
2016-06-05dh1NFno factor TF: 78-79
2016-06-05dh1NFno factor TF: 77-78
2016-06-05dh1NFno factor TF: 76-77
2014-10-01Team_InspectorNFno factor TF: 75-76
2013-12-07Team_InspectorNFno factor TF: 74-75
2013-03-10ktonyNFno factor TF: 73-74
2012-11-05Team_InspectorNFno factor TF: 72-73
2012-01-30Grant McCrackenNFno factor TF: 71-72
2011-07-01Grant McCrackenNFno factor TF: 70-71
2010-06-05SunfishNFno factor TF: 69-70
2009-08-03Team_InspectorNFno factor TF: 68-69