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
9676001
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 269
TF target 268
Factored
FactorDigitsBitsDate
58056007825.8old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2019-10-11mnd99E4CCDF35EB27F83165346053
Verified
Certified Good
2020-12-21storm55109E4CCDF35EB27F831569691653
History
DateUserTypeResult
2026-01-16Mingye WangNF-PM1B1=1700000, B2=3716998740
2025-12-10Mingye WangNFno factor TF: 68-69
2020-12-21ATHCERT
Proof certified good
2020-12-21storm5510C-PRPM9676001/58056007 : 9E4CCDF35EB27F83
Proof Certified Good

Proof Power: 8

2019-10-11mnd9C-PRPM9676001/58056007 : 9E4CCDF35EB27F83