Marin Mersenne 2^P-1
Username
Password
Forgot password?
White
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
83910731TF
No factors below 276
TF target 275
P-1
B1 = 670000
B2 = 12897500
LL
StatusDateUserResidueShift
Unverified2019-03-17Andrew_and55BCF1C648A987__54232063
History
DateUserTypeResult
2019-03-17Andrew_andC-LL
55BCF1C648A987__
2019-02-04ATHNF
no factor from 2^63 to 2^64
2019-02-04ATHNF
no factor from 2^1 to 2^63
2017-09-16James HeinrichNF-PM1
B1=670000, B2=12897500, E=12
2017-08-14James HeinrichNF-PM1
B1=670000, B2=12897500, E=12
2017-03-26TheJudgerNF
no factor from 2^75 to 2^76
2017-02-24Brian BeuningNF
no factor from 2^74 to 2^75
2017-02-12-Anonymous-NF
no factor from 2^73 to 2^74
2017-02-12-Anonymous-NF
no factor from 2^72 to 2^73
2017-02-12-Anonymous-NF
no factor from 2^71 to 2^72
2013-08-04willmoreNF
no factor from 2^70 to 2^71
2013-04-15xiaowuc1NF
no factor from 2^69 to 2^70
2013-02-21S00030NF
no factor from 2^68 to 2^69
2013-02-20SMoffatNF
no factor from 2^67 to 2^68
2013-02-19SMoffatNF
no factor from 2^66 to 2^67
2012-08-08Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-12-14Architects CubedNF
no factor from 2^64 to 2^65