Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnDetails
5080463
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
5081783920391238.9old
141346304573031443.72008-09-30 21:43:32
49686736708154171652.12014-07-30 11:32:14
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)
2017-09-20kkmrkkblmbrbk377991561326511E3013
Verified
PRP without proof (not generated)
2018-05-01storm5510377991561326511E3469667813
History
DateUserTypeResult
2025-01-20Sid & AndyNFno factor TF: 68-70
2025-01-07Sid & AndyNF-PM1B1=3600000, B2=8835756930
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-05-01storm5510C-PRPM5080463/508178392039/14134630457303/4968673670815417 : 377991561326511E
2017-09-20kkmrkkblmbrbkC-PRPM5080463/14134630457303/4968673670815417/508178392039 : 377991561326511E
2014-07-30TJAOIFFactor: 4968673670815417
2008-09-30markrFFactor: 14134630457303