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
40276403TF
No factors below 274
TF target 272
P-1
B1 = 485000
B2 = 12367500
LL
StatusDateUserResidueShift
Verified2010-12-12James RedmonF964320797675F8B5367581
Verified2016-03-17NickF964320797675F8B36349822
History
DateUserTypeResult
2020-01-31-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2016-03-17NickC-LL
F964320797675F8B
2015-02-11Luigi MorelliNF
no factor from 2^71 to 2^72
2014-12-21NickOfTimeNF
no factor from 2^70 to 2^71
2014-12-21NickOfTimeNF
no factor from 2^69 to 2^70
2013-11-03VictordeHollanderNF
no factor from 2^68 to 2^69
2010-12-12James RedmonC-LL
F964320797675F8B
2010-09-07Mr. P-1NF-PM1
B1=485000, B2=12367500