Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
5083909
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
19485199702491340.8old
20773583655367887131960.82016-03-10 12:21:01
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)
2017-09-20kkmrkkblmbrbk0396E582A3A097902013
Verified
PRP without proof (not generated)
2018-05-02storm55100396E582A3A097902337028713
History
DateUserTypeResult
2025-01-21Sid & AndyNFno factor TF: 68-70
2025-01-13Sid & AndyNF-PM1B1=3600000, B2=9211762560
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-05-02storm5510C-PRPM5083909/1948519970249/2077358365536788713 : 0396E582A3A09790
2017-09-20kkmrkkblmbrbkC-PRPM5083909/1948519970249/2077358365536788713 : 0396E582A3A09790
2016-03-10TJAOIFFactor: 2077358365536788713