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
39030263TF
No factors below 273
TF target 272
P-1
B1 = 420000
B2 = 4935000
LL
StatusDateUserResidueShift
Verified2008-10-15Dr. Bernd Freistedt1017B8FE3D7C072531814112
Verified2016-10-15Sergey Nosov1017B8FE3D7C07253355447
History
DateUserTypeResult
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-07monstNF
no factor from 2^71 to 2^72
2016-10-15Sergey NosovC-LL
1017B8FE3D7C0725
2014-11-30srow7NF
no factor from 2^70 to 2^71
2014-11-21NRNF
no factor from 2^69 to 2^70
2013-09-22Carsten KossendeyNF
no factor from 2^68 to 2^69