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
2483641
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
316068153671134.9old
ECM
DigitsB1Curves
2550000149 / 280
Estimated T-Level: 22.7
TF below 2^70 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-14Oliver KruseE53B7F3A55DE5AB01170969953
Verified
PRP without proof (not generated)
2017-11-29storm5510E53B7F3A55DE5AB018937353
History
DateUserTypeResult
2023-03-20Denial140NF-PM1B1=1000000, B2=6493617900
2022-08-18USAFSSNF-PM1B1=224000, B2=203668920
2017-11-29storm5510C-PRPM2483641/31606815367 : E53B7F3A55DE5AB0
2017-10-14Oliver KruseC-PRPM2483641/31606815367 : E53B7F3A55DE5AB0