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
1117Composite, with 2 known prime factors. Cofactor is PRP (Probable-Prime).
Factored
FactorDigitsBitsDate
53617515.7old
52097396975632061019161168306298561929800115619223220820496318840696416623360978258.22014-11-25 00:11:16
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2024-09-06George WoltmanPRP_PRP_PRP_PRP_286413
History
DateUserTypeResult
2024-09-06George WoltmanP-PRP
M1117/53617/520973969756320610191611683062985619298001156192232208204963188406964166233609 is a probable prime.