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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
483069283Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
20283872818832538397272270.82020-01-04 18:25:03
History
DateUserTypeResult
2025-03-30James HeinrichF
Factor: 2028387281883253839727 / TF: 70-71
2020-01-04Smok_bmv F
Factor: 2028387281883253839727 / TF: 70-71*
2018-12-21Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2018-04-12sasakiNF
no factor from 2^68 to 2^69
2016-06-22sasakiNF
no factor from 2^67 to 2^68
2016-03-25sasakiNF
no factor from 2^66 to 2^67
2014-10-15GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-12-14LingUaanNF
no factor from 2^64 to 2^65
2010-04-02Architects CubedNF
no factor from 2^63 to 2^64