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
5449391
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 266
Factored
FactorDigitsBitsDate
10135867271029.9old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-12-02storm5510582E6A120FC486F4167901853
Verified
PRP without proof (not generated)
2018-03-10kkmrkkblmbrbk582E6A120FC486F41244511253
History
DateUserTypeResult
2025-05-03Sid & AndyNF-PM1B1=3600000, B2=8759159640
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-03-10kkmrkkblmbrbkC-PRPM5449391/1013586727 : 582E6A120FC486F4
2017-12-02storm5510C-PRPM5449391/1013586727 : 582E6A120FC486F4