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
37369207
Composite: proven not-prime with Lucas-Lehmer test
No factors below 274
TF target 271
P-1
B1 = 365000
B2 = 3923750
LL
StatusDateUserResidueShiftSoftware
Verified2008-01-15James BurdickE74CB060A114ACED29217462Windows,Prime95,v23,(aka WZ1)
Verified2016-08-27DubslowE74CB060A114ACED20145119Linux 64-bit,Prime95,v28.7,build 1
History
DateUserTypeResult
2020-02-21-anonymous-NFno factor TF: 73-74
2019-10-18-anonymous-NFno factor TF: 71-72
2019-10-18-anonymous-NFno factor TF: 72-73
2016-08-27DubslowC-LLE74CB060A114ACED
2014-11-24NickOfTimeNFno factor TF: 70-71
2014-10-31VictordeHollanderNFno factor TF: 69-70
2008-01-15-anonymous-C-LLE74CB060A114ACED
2007-12-03-anonymous-NFno factor TF: 1-69
2007-12-03-anonymous-NF-PM1B1=365000, B2=3923750
2006-04-28ebravickNFno factor TF: 1-67