Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnDetails
6744431
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 267
Factored
FactorDigitsBitsDate
13488863823.7old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-01-04ATH63BB2C952678C13C1213321953
Verified
PRP without proof (not generated)
2018-12-08storm551063BB2C952678C13C1216946653
History
DateUserTypeResult
2023-12-26Stef42NF-PM1B1=507000, B2=1060788300
2018-12-08storm5510C-PRPM6744431/13488863 : 63BB2C952678C13C
2018-01-04ATHC-PRPM6744431/13488863 : 63BB2C952678C13C