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

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MnDetails
5083511
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
335511727928.3old
387160197771135.22008-09-08 01:26:05
25029276429831341.22008-09-30 21:43:35
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)
2017-09-20kkmrkkblmbrbkBCE95EF1C86D0EB03013
Verified
PRP without proof (not generated)
2018-05-02storm5510BCE95EF1C86D0EB03296367913
History
DateUserTypeResult
2025-01-21Sid & AndyFFactors: 335511727,2502927642983 / TF: 68-70
2025-01-12Sid & AndyNF-PM1B1=3600000, B2=9117768660
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-05-02storm5510C-PRPM5083511/335511727/38716019777/2502927642983 : BCE95EF1C86D0EB0
2017-09-20kkmrkkblmbrbkC-PRPM5083511/2502927642983/335511727/38716019777 : BCE95EF1C86D0EB0
2008-09-30markrFFactor: 2502927642983
2008-09-08Will EdgingtonFFactor: 38716019777