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
6915737
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 267
Factored
FactorDigitsBitsDate
2643826126916227211857.9old
7456339209546274071859.42015-11-16 12:43:48
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-01-19treborB5CEE531E4D1C6D82302392553
Verified
PRP without proof (not generated)
2019-01-22ATHB5CEE531E4D1C6D82584768353
History
DateUserTypeResult
2023-12-27Stef42NF-PM1B1=569000, B2=1280664000
2019-01-22ATHC-PRPM6915737/264382612691622721/745633920954627407 : B5CEE531E4D1C6D8
2018-01-19treborC-PRPM6915737/264382612691622721/745633920954627407 : B5CEE531E4D1C6D8
2015-11-16TJAOIFFactor: 745633920954627407
1998-11-28-anonymous-FFactor: 264382612691622721
1998-10-25-anonymous-FFactor: 264382612691622721
1998-10-18-anonymous-FFactor: 264382612691622721
1998-09-20-anonymous-FFactor: 264382612691622721