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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
52557311TF
No factors below 273
TF target 273
P-1
B1 = 500000
B2 = 8875000
LL
StatusDateUserResidueShift
Verified2012-07-17drrex16B949F98978E8CB47914139
Verified2019-06-05d3zorg16B949F98978E8CB9917444
History
DateUserTypeResult
2019-06-05d3zorgC-LL
16B949F98978E8CB
2016-02-10AirSquirrelsNF
no factor from 2^72 to 2^73
2012-07-17drrexC-LL
16B949F98978E8CB
2012-02-20Craig MeyersNF-PM1
B1=500000, B2=8875000
2011-12-02XyzzyNF
no factor from 2^71 to 2^72
2011-12-02XyzzyNF
no factor from 2^70 to 2^71
2011-11-10Ethan O'ConnorNF
no factor from 2^69 to 2^70
2010-03-31ANONYMOUSNF
no factor from 2^68 to 2^69
2009-04-25john_sNF
no factor from 2^67 to 2^68
2009-02-15Peter WarnholzNF
no factor from 2^66 to 2^67
2009-02-14Peter WarnholzNF
no factor from 2^65 to 2^66
2009-02-13Geoff WingNF
no factor from 2^64 to 2^65
2008-11-13DerekNF
no factor to 2^64