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
38666587TF
No factors below 274
TF target 272
P-1
B1 = 510000
B2 = 9945000
LL
StatusDateUserResidueShift
Verified2007-07-24Andreas Schober272B03AEEC5F487A16235351
Verified2016-11-01Sergey Nosov272B03AEEC5F487A20686068
History
DateUserTypeResult
2020-02-01-Anonymous-NF
no factor from 2^73 to 2^74
2019-11-07Architects CubedNF-PM1
B1=510000, B2=9945000, E=12
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-01monstNF
no factor from 2^71 to 2^72
2016-11-01Sergey NosovC-LL
272B03AEEC5F487A
2014-12-06ChuckNF
no factor from 2^70 to 2^71
2014-11-15HBendtzNF
no factor from 2^69 to 2^70
2013-08-17krackerNF
no factor from 2^68 to 2^69