Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
60219487Factored
FactorDigitsBitsDate
194569799755268500632064.12013-01-08 06:43:28
P-1 factors
DateFactorB1B2
2013-01-08194569799755268500635700000
History
DateUserTypeResult
2022-03-29LordJuliusNF
no factor from 2^60 to 2^63
2013-01-08-Anonymous-F-PM1
Factor: 19456979975526850063
2012-12-11delta_tNF
no factor from 2^71 to 2^73
2012-08-22SWL551NF
no factor from 2^70 to 2^71
2011-07-27firejugglerNF
no factor from 2^69 to 2^70
2009-06-29Richard CameronNF
no factor from 2^68 to 2^69
2009-01-22-Anonymous-NF
no factor from 2^67 to 2^68
2009-01-20-Anonymous-NF
no factor from 2^66 to 2^67
2009-01-19-Anonymous-NF
no factor from 2^65 to 2^66
2009-01-19Jon StrayerNF
no factor from 2^64 to 2^65
2009-01-19Sturle SundeNF
no factor from 2^63 to 2^64