Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
8391289
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
1049500361313591546.6old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-21storm5510975FC65647CF0C991595208853
Verified
PRP without proof (not generated)
2020-05-16Team_Inspector975FC65647CF0C991178983953
History
DateUserTypeResult
2024-05-11Stef42NF-PM1B1=1025000, B2=1053971100
2020-05-16Team_InspectorC-PRPM8391289/104950036131359 : 975FC65647CF0C99
2018-10-21storm5510C-PRPM8391289/104950036131359 : 975FC65647CF0C99