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
39787961TF
No factors below 273
TF target 272
P-1
B1 = 450000
B2 = 10350000
LL
StatusDateUserResidueShift
Verified2007-10-17Kelly KelleyAFB7FDBE9842E37B31413799
Verified2017-01-08Sergey NosovAFB7FDBE9842E37B31647870
History
DateUserTypeResult
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-08-02monstNF
no factor from 2^71 to 2^72
2017-01-08Sergey NosovC-LL
AFB7FDBE9842E37B
2014-12-24monstNF
no factor from 2^70 to 2^71
2014-12-21krackerNF
no factor from 2^69 to 2^70