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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Exponent Range:





MnDetails
2484899
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
4969799722.2old
P-1 factors
DateFactorsB1B2
2021-11-13No new factors discovered24848992484899
ECM
DigitsB1Curves
2550000258 / 280
Estimated T-Level: 24.6
TF below 2^77 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 Kruse0776D4F90C17D3191113343353
Verified
PRP without proof (not generated)
2017-11-29storm55100776D4F90C17D319175249553
History
DateUserTypeResult
2023-03-21Denial140NF-PM1B1=1000000, B2=6135734220
2022-08-27USAFSSNF-PM1B1=720000, B2=712857600
2021-11-13onlinegameF-PM1Factor: 4969799 / B1=2484899
2017-11-29storm5510C-PRPM2484899/4969799 : 0776D4F90C17D319
2017-10-14Oliver KruseC-PRPM2484899/4969799 : 0776D4F90C17D319