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:










MnStatusDetails
40091377TF
No factors below 274
TF target 272
P-1
B1 = 605000
B2 = 605000
LL
StatusDateUserResidueShift
Verified2008-03-22Jim Lamb,Jr.F2CD29F98EB63FF335159022
Verified2017-02-06Sergey NosovF2CD29F98EB63FF380485
History
DateUserTypeResult
2020-02-21-Anonymous-NF
no factor from 2^73 to 2^74
2019-09-30-Anonymous-NF
no factor from 2^72 to 2^73
2017-02-06Sergey NosovC-LL
F2CD29F98EB63FF3
2014-12-29NickOfTimeNF
no factor from 2^71 to 2^72
2014-12-21XyzzyNF
no factor from 2^70 to 2^71
2014-12-21XyzzyNF
no factor from 2^69 to 2^70