Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
2544299
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
743389535848582311756.0old
ECM
DigitsB1Curves
255000097 / 280
Estimated T-Level: 21.7
TF below 2^67 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 KruseB888591D305BAC851160929953
Verified
PRP without proof (not generated)
2017-12-01storm5510B888591D305BAC85172905553
History
DateUserTypeResult
2022-08-25USAFSSNF-PM1B1=300000, B2=259451010
2017-12-01storm5510C-PRPM2544299/74338953584858231 : B888591D305BAC85
2017-10-14Oliver KruseC-PRPM2544299/74338953584858231 : B888591D305BAC85