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
5093227
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
10537784798471339.9old
33805275567111341.62008-09-08 01:26:26
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)
2017-09-20kkmrkkblmbrbk51AC7548A389DBE22013
Verified
PRP without proof (not generated)
2018-05-06storm551051AC7548A389DBE22392545513
History
DateUserTypeResult
2025-02-01Sid & AndyNF-PM1B1=3600000, B2=8647769130
2025-01-24Sid & AndyNFno factor TF: 68-70
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-05-06storm5510C-PRPM5093227/1053778479847/3380527556711 : 51AC7548A389DBE2
2017-09-20kkmrkkblmbrbkC-PRPM5093227/1053778479847/3380527556711 : 51AC7548A389DBE2
2008-09-08Will EdgingtonFFactor: 3380527556711