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
478876051Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3982665347514873550332168.42017-12-06 05:07:04
History
DateUserTypeResult
2017-12-06ky0urakuF
Factor: 398266534751487355033 / TF: 68-69
2016-06-14sasakiNF
no factor from 2^67 to 2^68
2016-04-03sasakiNF
no factor from 2^66 to 2^67
2014-10-10Chih-Wei HuangNF
no factor from 2^65 to 2^66