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
50531917TF
No factors below 274
TF target 273
P-1
B1 = 585000
B2 = 14332500
LL
StatusDateUserResidueShift
Verified2012-05-28mf_ghB8B2CEB5D6419AA727148750
Verified2020-01-23Sergey NosovB8B2CEB5D6419AA72787786
History
DateUserTypeResult
2020-01-23Sergey NosovC-LL
B8B2CEB5D6419AA7
2019-06-02TheJudgerNF
no factor from 2^73 to 2^74
2015-12-19AirSquirrelsNF
no factor from 2^72 to 2^73
2012-05-28mf_ghC-LL
B8B2CEB5D6419AA7
2012-01-27Jerry HallettNF
no factor from 2^70 to 2^72
2011-10-30kdgehmanNF
no factor from 2^69 to 2^70
2011-08-22Scott CrawfordNF-PM1
B1=585000, B2=14332500
2008-08-29DerekNF
no factor to 2^64