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
2326403
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
4652807722.1old
60170435082304631652.42014-08-08 10:42:06
135582805763188177192063.62017-03-14 12:13:54
ECM
DigitsB1Curves
2550000280 / 280
30250000145 / 640
Estimated T-Level: 26.1
TF below 2^82 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2017-10-11Oliver KruseA2BCD4470049465F1013
Verified
PRP without proof (not generated)
2017-10-18Oliver Kruse6EB8FBD6072920353171217953
Verified
PRP without proof (not generated)
2017-11-23storm55106EB8FBD607292035397923253
History
DateUserTypeResult
2021-06-07ViliamFNF-PM1B1=5000000, B2=505000000
2018-03-05alpertronNF-PM1B1=500000, B2=15000000, E=12
2017-11-23storm5510C-PRPM2326403/4652807/6017043508230463/13558280576318817719 : 6EB8FBD607292035
2017-10-18Oliver KruseC-PRPM2326403/4652807/6017043508230463/13558280576318817719 : 6EB8FBD607292035
2017-10-11Oliver KruseC-PRPM2326403/known_factors : A2BCD4470049465F
2017-03-14TJAOIFFactor: 13558280576318817719
2014-08-08TJAOIFFactor: 6017043508230463