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
50391619TF
No factors below 274
TF target 273
P-1
B1 = 570000
B2 = 12255000
LL
StatusDateUserResidueShift
Verified2011-09-16Eugene ChertokB57B895600FFFD0123768561
Verified2019-12-25Sergey NosovB57B895600FFFD0137536505
History
DateUserTypeResult
2019-12-25Sergey NosovC-LL
B57B895600FFFD01
2018-11-18Mark RoseNF
no factor from 2^73 to 2^74
2015-12-23AirSquirrelsNF
no factor from 2^72 to 2^73
2015-11-03Judge HaleNF
no factor from 2^71 to 2^72
2015-11-03Judge HaleNF
no factor from 2^70 to 2^71
2014-12-18monstNF
no factor from 2^69 to 2^70
2011-09-16Eugene ChertokC-LL
B57B895600FFFD01
2011-08-02Eugene ChertokNF-PM1
B1=570000, B2=12255000