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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
198004853Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5559449691809656795192168.92016-11-15 12:42:41
History
DateUserTypeResult
2025-03-14James HeinrichF
Factor: 555944969180965679519 / TF: 68-70
2016-11-15Alex_soldierF
Factor: 555944969180965679519 / TF: 68-69*
2015-09-19Andrew BNF
no factor from 2^67 to 2^68
2015-09-17rob147147NF
no factor from 2^66 to 2^67
2013-07-04greg3llNF
no factor from 2^65 to 2^66
2011-04-25dslNF
no factor from 2^64 to 2^65
2010-08-031997rj7NF
no factor from 2^63 to 2^64