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
5093063
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
285211529928.1old
14792360111020825511960.42016-02-02 12:05:36
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-09-20kkmrkkblmbrbk7D284552FF8ACC802013
Verified
PRP without proof (not generated)
2018-05-06storm55107D284552FF8ACC802254758813
History
DateUserTypeResult
2025-02-01Sid & AndyNF-PM1B1=3600000, B2=8741763030
2025-01-24Sid & AndyNFno factor TF: 68-70
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-05-06storm5510C-PRPM5093063/285211529/1479236011102082551 : 7D284552FF8ACC80
2017-09-20kkmrkkblmbrbkC-PRPM5093063/1479236011102082551/285211529 : 7D284552FF8ACC80
2016-02-02TJAOIFFactor: 1479236011102082551