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
37950883TF
No factors below 273
TF target 271
P-1
B1 = 200000
B2 = 3850000
LL
StatusDateUserResidueShift
Verified2007-07-24C. Cooper / S. BooneC86360E2740E18A211689308
Verified2016-09-17F&FC86360E2740E18A224648095
History
DateUserTypeResult
2022-07-06Sid & AndyNF
no factor from 2^72 to 2^73
2020-10-08lycornNF
no factor from 2^71 to 2^72
2016-09-17F&FC-LL
C86360E2740E18A2
2014-04-05Jerry HallettNF
no factor from 2^70 to 2^71
2014-04-05Jerry HallettNF
no factor from 2^69 to 2^70
2010-02-10Carsten KossendeyNF-PM1
B1=200000, B2=3850000, E=6