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
2332597
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
518177285507948631755.5old
1663418095764215691857.22015-06-02 11:27:38
ECM
DigitsB1Curves
2550000280 / 280
30250000118 / 640
Estimated T-Level: 25.9
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-11Oliver Kruse3CBD268245F8A7842013
Verified
PRP without proof (not generated)
2017-11-23storm55103CBD268245F8A7842170710413
History
DateUserTypeResult
2021-04-19ViliamFNF-PM1B1=5000000, B2=500000000
2018-03-18alpertronNF-PM1B1=500000, B2=15000000, E=12
2017-11-23storm5510C-PRPM2332597/51817728550794863/166341809576421569 : 3CBD268245F8A784
2017-10-11Oliver KruseC-PRPM2332597/51817728550794863/166341809576421569 : 3CBD268245F8A784
2015-06-02TJAOIFFactor: 166341809576421569