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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Exponent Range:





MnDetails
5451077
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 266
Factored
FactorDigitsBitsDate
1975797369431237.5old
1595900038963691547.22008-09-30 21:44:42
66210425286823211652.62014-08-16 11:44:52
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-12-02storm5510A54F72A7542271B03169568853
Verified
PRP without proof (not generated)
2018-03-10kkmrkkblmbrbkA54F72A7542271B03121143053
History
DateUserTypeResult
2025-05-05Sid & AndyNF-PM1B1=3600000, B2=8759159640
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-03-10kkmrkkblmbrbkC-PRPM5451077/197579736943/159590003896369/6621042528682321 : A54F72A7542271B0
2017-12-02storm5510C-PRPM5451077/197579736943/159590003896369/6621042528682321 : A54F72A7542271B0
2014-08-16TJAOIFFactor: 6621042528682321
2008-09-30markrFFactor: 159590003896369