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
38743877TF
No factors below 276
TF target 272
P-1
B1 = 205000
B2 = 3946250
LL
StatusDateUserResidueShift
Verified2008-03-05Jean FerryA7F0140A616F73E233131560
Verified2016-08-25Sergey NosovA7F0140A616F73E231313490
History
DateUserTypeResult
2021-03-02-Anonymous-NF
no factor from 2^75 to 2^76
2021-01-21-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-26monstNF
no factor from 2^71 to 2^72
2016-08-25Sergey NosovC-LL
A7F0140A616F73E2
2014-12-081997rj7NF
no factor from 2^70 to 2^71
2014-11-27Mark RoseNF
no factor from 2^69 to 2^70
2010-05-22Carsten KossendeyNF-PM1
B1=205000, B2=3946250, E=6