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
39421847TF
No factors below 274
TF target 272
P-1
B1 = 210000
B2 = 4095000
LL
StatusDateUserResidueShift
Verified2010-04-02curtisc4611140A44C6A65615347247
Verified2017-03-08Sebastian Hornbostel4611140A44C6A65610939941
History
DateUserTypeResult
2020-01-26-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-08-03monstNF
no factor from 2^71 to 2^72
2017-03-08Sebastian HornbostelC-LL
4611140A44C6A656
2014-12-121997rj7NF
no factor from 2^70 to 2^71
2014-12-08VictordeHollanderNF
no factor from 2^69 to 2^70
2010-06-16Carsten KossendeyNF-PM1
B1=210000, B2=4095000, E=6
2010-04-02curtiscC-LL
4611140A44C6A656