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

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MnDetails
5082353
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
15705678337072811650.5old
1013074002806805191856.52015-04-08 11:12:05
7962374794206996971859.52015-11-23 12:06:21
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)
2017-09-20kkmrkkblmbrbkB5E48659BEC91A693013
Verified
PRP without proof (not generated)
2018-05-01storm5510B5E48659BEC91A69330956113
History
DateUserTypeResult
2025-01-21Sid & AndyNFno factor TF: 68-70
2025-01-11Sid & AndyNF-PM1B1=3600000, B2=9117768660
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2022-05-30Magallan3sFFactor: 101307400280680519 / TF: 1-60
2022-05-30Magallan3sFFactor: 796237479420699697 / TF: 1-60
2022-05-30Magallan3sFFactor: 1570567833707281 / TF: 1-60
2018-05-01storm5510C-PRPM5082353/1570567833707281/101307400280680519/796237479420699697 : B5E48659BEC91A69
2017-09-20kkmrkkblmbrbkC-PRPM5082353/101307400280680519/1570567833707281/796237479420699697 : B5E48659BEC91A69
2015-11-23TJAOIFFactor: 796237479420699697
2015-04-08TJAOIFFactor: 101307400280680519