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
38950993TF
No factors below 274
TF target 272
P-1
B1 = 400000
B2 = 4200000
LL
StatusDateUserResidueShift
Verified2007-10-17Richard Otter5B26E8290A3AD36A37879297
Verified2016-10-04Sergey Nosov5B26E8290A3AD36A19670461
History
DateUserTypeResult
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-16monstNF
no factor from 2^71 to 2^72
2016-10-04Sergey NosovC-LL
5B26E8290A3AD36A
2014-12-07NickOfTimeNF
no factor from 2^70 to 2^71
2014-11-22HBendtzNF
no factor from 2^69 to 2^70