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
35872051
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 271
P-1
B1 = 500000
B2 = 9000000
LL
StatusDateUserResidueShiftSoftware
Verified2007-04-23Shawn Kaeppeli856B8AE3259DA9963768899Windows,Prime95,v23,(aka WZ1)
Verified2016-04-24Dubslow856B8AE3259DA99619717188Linux 64-bit,Prime95,v28.7,build 1
History
DateUserTypeResult
2022-08-26Naegi MakotoNFno factor TF: 72-73
2022-07-18Jon PaceNFno factor TF: 71-72
2016-04-24DubslowC-LL856B8AE3259DA996
2015-07-17HBendtzNF-PM1B1=500000, B2=9000000, E=12
2014-10-18NRNFno factor TF: 70-71
2014-09-24LaurVNFno factor TF: 69-70
2007-04-23SRKC-LL856B8AE3259DA996
2007-03-20SRKNF-PM1B1=490000
2007-03-20SRKNFno factor TF: 1-69
2006-02-15Douglas FeatherNFno factor TF: 1-67
2004-09-02-anonymous-NFno factor TF: 1-60