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
332298229
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2825000
B2 = 51556250
LL
StatusDateUserResidueShiftSoftware
Unverified2019-03-02pfrakesF96C6F03B4AAD5__239861654Windows 64-bit,Prime95,v28.7,build 1
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-24Mark RoseNFno factor TF: 80-81
2023-02-24Mark RoseNFno factor TF: 79-80
2023-02-24Mark RoseNFno factor TF: 78-79
2019-03-02pfrakesC-LLF96C6F03B4AAD5__
2016-01-09pfrakesNF-PM1B1=2825000, B2=51556250
2015-12-02srow7NFno factor TF: 77-78
2015-11-22srow7NFno factor TF: 76-77
2015-01-05Jacques MOLNENFno factor TF: 75-76
2013-10-06ktonyNFno factor TF: 74-75
2013-05-18krackerNFno factor TF: 73-74
2013-01-14LaurVNFno factor TF: 72-73
2012-03-19Team_InspectorNFno factor TF: 71-72
2011-04-29Grant McCrackenNFno factor TF: 70-71
2010-06-21SunfishNFno factor TF: 69-70
2009-07-17SunfishNFno factor TF: 68-69