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
39028601TF
No factors below 273
TF target 272
P-1
B1 = 205000
B2 = 3997500
LL
StatusDateUserResidueShift
Verified2008-06-03isidro_costantini65A1F508DEFF215E11695311
Verified2016-10-19Patrik Johansson65A1F508DEFF215E10226922
History
DateUserTypeResult
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-06monstNF
no factor from 2^71 to 2^72
2016-10-19Patrik JohanssonC-LL
65A1F508DEFF215E
2014-11-30srow7NF
no factor from 2^70 to 2^71
2014-11-20NRNF
no factor from 2^69 to 2^70
2010-06-25Carsten KossendeyNF-PM1
B1=205000, B2=3997500, E=6