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
8134657TF
No factors below 273
TF target 267
P-1
B1 = 1500000
B2 = 800578350
ECM
DigitsB1Curves
25500006 / 280
Estimated T-Level: 20.1
LL
StatusDateUserResidueShift
Verified1999-09-14Michael Lawrence3F39E18A74F045863310353
Verified2003-01-25Krzysztof Cichalewski3F39E18A74F04586382401
History
DateUserTypeResult
2022-11-29FlaukrotistNF
no factor from 2^72 to 2^73
2021-12-17FlaukrotistNF-PM1
B1=1500000, B2=800578350
2021-10-15SRBaseNF
no factor from 2^71 to 2^72
2021-08-27SRBaseNF
no factor from 2^70 to 2^71
2021-08-19SRBaseNF
no factor from 2^69 to 2^70
2019-12-08mnd9NF
no factor from 2^68 to 2^69
2018-07-05chuenkitNF
no factor from 2^67 to 2^68
2015-12-01snme2pm1NF
no factor from 2^66 to 2^67
2015-05-26snme2pm1NF
no factor from 2^65 to 2^66
2014-01-02David CampeauNF
no factor from 2^64 to 2^65
2013-09-20AxelssonNF
no factor from 2^63 to 2^64
2012-10-21NesowaNF-PM1
B1=100000, B2=1975000, E=6