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
661009169Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4594777756638273016392168.62017-09-10 23:40:47
History
DateUserTypeResult
2025-03-06James HeinrichF
Factor: 459477775663827301639 / TF: 68-70
2017-09-10Alex_soldierF
Factor: 459477775663827301639 / TF: 68-69*
2017-02-01sasakiNF
no factor from 2^67 to 2^68
2014-03-24sasakiNF
no factor from 2^66 to 2^67
2013-12-15sasakiNF
no factor from 2^65 to 2^66
2012-01-23ALSNF
no factor from 2^64 to 2^65
2010-06-16Architects CubedNF
no factor from 2^63 to 2^64