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
999006521Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
4215807518631238.62008-05-05 04:37:01
226175076354411444.42012-07-10 12:14:33
156543307009915707372063.82015-12-18 10:19:01
History
DateUserTypeResult
2025-03-30yuriy5-1NF
no factor from 2^71 to 2^72
2025-03-09mikrNF
no factor from 2^70 to 2^71
2025-02-05stepanovnNF
no factor from 2^69 to 2^70
2022-07-15ViliamFF
Factor: 15654330700991570737 / TF: 1-68
2022-07-15ViliamFF
Factor: 22617507635441 / TF: 1-68
2022-07-15ViliamFF
Factor: 421580751863 / TF: 1-68
2022-06-26LordJuliusNF
no factor from 2^65 to 2^67
2021-11-23ViliamFNF
no factor from 2^67 to 2^69
2015-12-18ConductorF
Factor: 15654330700991570737 / TF: 1-65
2012-07-10TF to low limitsF
Factor: 22617507635441