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
75516479TF
No factors below 275
TF target 274
P-1
B1 = 630000
B2 = 12757500
LL
StatusDateUserResidueShift
Unverified2017-05-22ChavdarLalov43BE7FCBD542B0__74080133
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-03-12alexLL double-check0.00 % 2024-03-12
History
DateUserTypeResult
2017-05-22ChavdarLalovC-LL
43BE7FCBD542B0__
2016-09-01Sergey NosovNF-PM1
B1=630000, B2=12757500, E=12
2016-02-16Jerry HallettNF
no factor from 2^74 to 2^75
2016-02-16Jerry HallettNF
no factor from 2^73 to 2^74
2016-02-11BdotNF
no factor from 2^72 to 2^73
2014-03-21PEDNF
no factor from 2^71 to 2^72
2013-09-05ManpowreNF
no factor from 2^70 to 2^71
2012-12-12ITSNF
no factor from 2^69 to 2^70
2010-07-28ddboy3NF
no factor from 2^68 to 2^69
2008-07-03-Anonymous-NF
no factor to 2^68