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
53375261TF
No factors below 274
TF target 273
P-1
B1 = 625000
B2 = 16250000
LL
StatusDateUserResidueShift
Verified2013-01-11lheun77838BACE526A57824183230
Verified2020-04-17Smok_bmv 77838BACE526A5788520381
History
DateUserTypeResult
2020-04-17Smok_bmv C-LL
77838BACE526A578
2018-08-04ChuckNF
no factor from 2^73 to 2^74
2016-02-11AirSquirrelsNF
no factor from 2^72 to 2^73
2013-01-11lheunC-LL
77838BACE526A578
2012-04-19GregNF
no factor from 2^71 to 2^72
2011-09-07rlakeNF
no factor from 2^70 to 2^71
2011-06-04XyzzyNF
no factor from 2^69 to 2^70
2010-11-13Per JessenNF
no factor from 2^68 to 2^69
2010-11-11XyzzyNF-PM1
B1=625000, B2=16250000
2009-06-27Sturle SundeNF
no factor from 2^67 to 2^68
2009-03-02Wolfgang StegerNF
no factor from 2^66 to 2^67
2009-02-25Wolfgang StegerNF
no factor from 2^65 to 2^66
2009-02-21Wolfgang StegerNF
no factor from 2^64 to 2^65
2008-09-22-Anonymous-NF
no factor to 2^64