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
5087399
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
10174799823.3old
2965851869031238.12008-09-08 01:26:22
417247709392091445.22008-09-30 21:43:37
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)
2017-09-20kkmrkkblmbrbk362BE4293A2F1A5F3013
Verified
PRP without proof (not generated)
2018-05-02storm5510362BE4293A2F1A5F340322313
History
DateUserTypeResult
2025-01-22Sid & AndyFFactors: 10174799,41724770939209 / TF: 68-70
2025-01-19Sid & AndyNF-PM1B1=3600000, B2=9023744730
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-05-02storm5510C-PRPM5087399/10174799/296585186903/41724770939209 : 362BE4293A2F1A5F
2017-09-20kkmrkkblmbrbkC-PRPM5087399/10174799/296585186903/41724770939209 : 362BE4293A2F1A5F
2008-09-30markrFFactor: 41724770939209
2008-09-08Will EdgingtonFFactor: 296585186903