Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
40846999TF
No factors below 274
TF target 272
P-1
B1 = 450000
B2 = 11250000
LL
StatusDateUserResidueShift
Verified2008-02-03Rich CairnsD45BECAF558734F239942805
Verified2016-05-18ANONYMOUSD45BECAF558734F212521690
History
DateUserTypeResult
2020-01-12-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2017-03-01Bruno VictalNF-PM1
B1=450000, B2=11250000, E=12
2016-05-18ANONYMOUSC-LL
D45BECAF558734F2
2015-06-07TheJudgerNF
no factor from 2^71 to 2^72
2015-01-11XyzzyNF
no factor from 2^70 to 2^71
2015-01-11XyzzyNF
no factor from 2^69 to 2^70