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
2484589
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
26783869431031.3old
P-1 factors
DateFactorsB1B2
2021-11-13No new factors discovered24845892484589
ECM
DigitsB1Curves
2550000146 / 280
Estimated T-Level: 22.6
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 Kruse696D659E7507E14F1162290753
Verified
PRP without proof (not generated)
2017-11-29storm5510696D659E7507E14F1164057853
History
DateUserTypeResult
2023-03-21Denial140NF-PM1B1=1000000, B2=6803562150
2022-08-27USAFSSNF-PM1B1=720000, B2=712857600
2021-11-13onlinegameF-PM1Factor: 2678386943 / B1=2484589
2017-11-29storm5510C-PRPM2484589/2678386943 : 696D659E7507E14F
2017-10-14Oliver KruseC-PRPM2484589/2678386943 : 696D659E7507E14F