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
5447777
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 266
Factored
FactorDigitsBitsDate
32686663825.0old
1027668653291236.62008-09-08 01:35:42
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-12-02storm5510495D328FD94AABD52523525553
Verified
PRP without proof (not generated)
2018-03-09kkmrkkblmbrbk495D328FD94AABD52539558053
History
DateUserTypeResult
2025-04-30Sid & AndyNF-PM1B1=3600000, B2=8759159640
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-03-09kkmrkkblmbrbkC-PRPM5447777/32686663/102766865329 : 495D328FD94AABD5
2017-12-02storm5510C-PRPM5447777/32686663/102766865329 : 495D328FD94AABD5
2008-09-08Will EdgingtonFFactor: 102766865329