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
2482621
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
575968073929.1old
133875039510491443.62008-09-30 14:37:05
ECM
DigitsB1Curves
2550000161 / 280
Estimated T-Level: 22.9
TF below 2^71 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 KruseF3AE3EDD27502D832234338353
Verified
PRP without proof (not generated)
2017-11-29storm5510F3AE3EDD27502D832137258953
History
DateUserTypeResult
2023-03-20Denial140NF-PM1B1=1000000, B2=6493617900
2022-08-18USAFSSNF-PM1B1=224000, B2=203668920
2017-11-29storm5510C-PRP
M2482621/575968073/13387503951049 : F3AE3EDD27502D83
2017-10-14Oliver KruseC-PRP
M2482621/575968073/13387503951049 : F3AE3EDD27502D83
2008-09-30markrFFactor: 13387503951049