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
38807609TF
No factors below 275
TF target 272
P-1
B1 = 335000
B2 = 1675000
LL
StatusDateUserResidueShift
Verified2007-10-17Krchnak Jozef90C3E9BE4BF09BF926009343
Verified2015-07-29Carsten Deicke90C3E9BE4BF09BF93993016
History
DateUserTypeResult
2021-02-20-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-22-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-12LaurVNF
no factor from 2^72 to 2^73
2019-04-09monstNF
no factor from 2^71 to 2^72
2015-07-29Carsten DeickeC-LL
90C3E9BE4BF09BF9
2014-12-06NickOfTimeNF
no factor from 2^70 to 2^71
2014-11-29BdotNF
no factor from 2^69 to 2^70