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
50615489TF
No factors below 274
TF target 273
P-1
B1 = 595000
B2 = 15023750
LL
StatusDateUserResidueShift
Verified2011-06-11-Anonymous-4070CE51EE561B2C14550989
Verified2020-02-18Sergey Nosov4070CE51EE561B2C5984457
History
DateUserTypeResult
2020-02-18Sergey NosovC-LL
4070CE51EE561B2C
2019-06-02TheJudgerNF
no factor from 2^73 to 2^74
2015-12-08Judge HaleNF
no factor from 2^72 to 2^73
2015-12-06-Anonymous-NF
no factor from 2^71 to 2^72
2015-10-02Mark RoseNF
no factor from 2^70 to 2^71
2015-01-02monstNF
no factor from 2^69 to 2^70
2011-06-11-Anonymous-C-LL
4070CE51EE561B2C
2011-04-12MelekNF-PM1
B1=595000, B2=15023750, E=6
2008-10-29-Anonymous-NF
no factor to 2^69
2008-09-02DerekNF
no factor to 2^64