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
39843679TF
No factors below 274
TF target 272
P-1
B1 = 640000
B2 = 640000
LL
StatusDateUserResidueShift
Verified2009-04-08curtisc4263CFE7FDE0A5A99791740
Verified2017-04-09Dmitriy Degtiarev4263CFE7FDE0A5A939768461
History
DateUserTypeResult
2020-01-25-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-04-28monstNF
no factor from 2^71 to 2^72
2017-04-09Dmitriy DegtiarevC-LL
4263CFE7FDE0A5A9
2014-12-17chalsallNF
no factor from 2^70 to 2^71
2014-12-17chalsallNF
no factor from 2^69 to 2^70
2013-10-01Torben K.NF
no factor from 2^68 to 2^69
2009-04-08curtiscC-LL
4263CFE7FDE0A5A9
2009-03-04curtiscNF-PM1
B1=640000