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
39513197TF
No factors below 273
TF target 272
P-1
B1 = 445000
B2 = 9790000
LL
StatusDateUserResidueShift
Verified2008-03-30Konstantin Eremin181A4254F7759CA316980126
Verified2016-12-10Sergey Nosov181A4254F7759CA3148653
History
DateUserTypeResult
2022-05-19Sid & AndyNF
no factor from 2^72 to 2^73
2019-07-28monstNF
no factor from 2^71 to 2^72
2016-12-10Sergey NosovC-LL
181A4254F7759CA3
2014-12-12NickOfTimeNF
no factor from 2^70 to 2^71
2014-12-06Mark RoseNF
no factor from 2^69 to 2^70