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
332407183
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3340000
B2 = 107715000
LL
StatusDateUserResidueShiftSoftware
Unverified2016-04-08Matthaeus4D0025585FDD34__153268368Windows 64-bit,Prime95,v28.5,build 2
History
DateUserTypeResult
2023-03-02Mark RoseNFno factor TF: 80-81
2023-03-02Mark RoseNFno factor TF: 79-80
2023-03-02Mark RoseNFno factor TF: 78-79
2022-05-07Jon PaceNFno factor TF: 77-78
2016-04-08MatthaeusC-LL4D0025585FDD34__
2015-05-11MatthaeusNFno factor TF: 76-77
2015-04-21MatthaeusNF-PM1B1=3340000, B2=107715000, E=12
2015-02-16Jacques MOLNENFno factor TF: 75-76
2015-02-13Jacques MOLNENFno factor TF: 74-75
2015-01-30XebecerNFno factor TF: 73-74
2013-01-25LaurVNFno factor TF: 72-73
2013-01-25LaurVNFno factor TF: 71-72
2012-10-09krackerNFno factor TF: 70-71
2012-06-30LaurVNFno factor TF: 69-70
2011-04-13Grant McCrackenNFno factor TF: 68-69
2011-04-13Grant McCrackenNFno factor TF: 67-68