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
52557157TF
No factors below 273
TF target 273
P-1
B1 = 500000
B2 = 8875000
LL
StatusDateUserResidueShift
Verified2013-10-30timc995E10CEFE481B0876620276335
Verified2019-05-31d3zorgE10CEFE481B0876630668600
History
DateUserTypeResult
2019-05-31d3zorgC-LL
E10CEFE481B08766
2016-02-10AirSquirrelsNF
no factor from 2^72 to 2^73
2013-10-30timc995C-LL
E10CEFE481B08766
2012-02-27Craig 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
2011-11-09Ethan O'ConnorNF
no factor from 2^69 to 2^70
2010-03-26GnorfeNF
no factor from 2^68 to 2^69
2009-04-24LauraNF
no factor from 2^67 to 2^68
2009-02-14ctenzerNF
no factor from 2^66 to 2^67
2009-02-11ctenzerNF
no factor from 2^65 to 2^66
2009-02-09ctenzerNF
no factor from 2^64 to 2^65
2008-11-17DerekNF
no factor to 2^64