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:





MnDetails
163
Composite, with 4 known prime factors. Cofactor is PRP (Probable-Prime).
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
150287617.2old
704161619.4old
110211473926.7old
276691182971134.7old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2018-01-24_p95holder_PRP_PRP_PRP_PRP_4013
History
DateUserTypeResult
2018-01-24_p95holder_P-PRPM163/150287/704161/110211473/27669118297
PRP Cofactor