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
42288331TF
No factors below 274
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2008-12-10ahmerali45E0DF853C10BEB732047016
Verified2017-10-18Greg45E0DF853C10BEB714037189
History
DateUserTypeResult
2022-04-10TheJudgerNF
no factor from 2^73 to 2^74
2022-04-10TheJudgerNF
no factor from 2^72 to 2^73
2017-10-18GregC-LL
45E0DF853C10BEB7
2015-09-13AirSquirrelsNF
no factor from 2^71 to 2^72
2015-03-20David CampeauNF
no factor from 2^70 to 2^71
2015-01-30Andrew BNF
no factor from 2^69 to 2^70
2008-12-10ahmeraliC-LL
45E0DF853C10BEB7