Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
74808739TF
No factors below 275
TF target 274
P-1
B1 = 645000
B2 = 12577500
LL
StatusDateUserResidueShift
Unverified2017-02-09Evgeniy ZavialovEC60375C28F71C__10708743
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-03-07-Anonymous-LL double-check0.00 % 2024-03-07
History
DateUserTypeResult
2017-02-09Evgeniy ZavialovC-LL
EC60375C28F71C__
2016-04-01Mark RoseNF
no factor from 2^57 to 2^64
2016-01-01La GüiraNF-PM1
B1=645000, B2=12577500
2015-12-26JCNF
no factor from 2^74 to 2^75
2015-12-26JCNF
no factor from 2^73 to 2^74
2015-12-26JCNF
no factor from 2^72 to 2^73
2013-08-05Ryan PropperNF
no factor from 2^71 to 2^72
2013-08-05Ryan PropperNF
no factor from 2^70 to 2^71
2012-12-02GrunwalderGIMPNF
no factor from 2^69 to 2^70
2010-09-17tmorrowNF
no factor from 2^68 to 2^69
2010-09-16tmorrowNF
no factor from 2^67 to 2^68
2010-09-13tmorrowNF
no factor from 2^66 to 2^67
2010-07-13GrunwalderGIMPNF
no factor from 2^65 to 2^66
2010-07-12GnorfeNF
no factor from 2^64 to 2^65