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
58726133Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
490590253292424933372065.42012-10-22 14:31:18
LL
StatusDateUserResidueShift
Verified (Factored)2012-04-18ebravickCABAC52D7C838B4F24352008
P-1 factors
DateFactorB1B2
2012-10-224905902532924249333773500016537500
History
DateUserTypeResult
2022-06-27LordJuliusNF
no factor from 2^60 to 2^63
2012-10-22David CampeauF
Factor: 49059025329242493337
2012-09-20David CampeauNF
no factor from 2^71 to 2^72
2012-06-19rduerrNF
no factor from 2^70 to 2^71
2012-04-18ebravickC-LL
CABAC52D7C838B4F
2011-11-04GrunwalderGIMPNF
no factor from 2^69 to 2^70
2009-08-07-Anonymous-NF
no factor from 2^68 to 2^69
2008-11-03KYOJI_KAMEINF
no factor from 2^67 to 2^68
2008-11-03KYOJI_KAMEINF
no factor from 2^66 to 2^67
2008-11-02KYOJI_KAMEINF
no factor from 2^65 to 2^66
2008-11-02bero70NF
no factor from 2^64 to 2^65
2008-11-02ComputerraRUNF
no factor from 2^63 to 2^64