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
53835953TF
No factors below 274
TF target 273
P-1
B1 = 645000
B2 = 19672500
LL
StatusDateUserResidueShift
Verified2013-04-23rick87FFEC56F690F17511258504
Verified2020-07-06Sergey Nosov87FFEC56F690F1754375042
History
DateUserTypeResult
2020-07-06Sergey NosovC-LL
87FFEC56F690F175
2019-09-03ChuckNF
no factor from 2^73 to 2^74
2016-02-03AirSquirrelsNF
no factor from 2^72 to 2^73
2013-04-23rickC-LL
87FFEC56F690F175
2012-04-06Craig MeyersNF
no factor from 2^71 to 2^72
2012-03-05rduerrNF
no factor from 2^70 to 2^71
2011-08-02Per JessenNF
no factor from 2^69 to 2^70
2011-05-04]mh[ VirtekNF
no factor from 2^68 to 2^69
2011-04-29mgpainterNF-PM1
B1=645000, B2=19672500, E=6
2009-07-02XyzzyNF
no factor from 2^67 to 2^68
2008-12-29-Anonymous-NF
no factor from 2^66 to 2^67
2008-12-25-Anonymous-NF
no factor from 2^65 to 2^66
2008-12-22-Anonymous-NF
no factor from 2^64 to 2^65
2008-08-04-Anonymous-NF
no factor to 2^64