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
2524297
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
15145783823.9old
18124452471030.82008-07-14 20:24:35
565564855432631445.72014-01-28 11:19:13
ECM
DigitsB1Curves
2550000183 / 280
Estimated T-Level: 23.3
TF below 2^72 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 Kruse9F763C15C63934703183017453
Verified
PRP without proof (not generated)
2017-11-30storm55109F763C15C6393470383339653
History
DateUserTypeResult
2022-08-22USAFSSNF-PM1B1=240000, B2=199861200
2017-11-30storm5510C-PRPM2524297/15145783/1812445247/56556485543263 : 9F763C15C6393470
2017-10-14Oliver KruseC-PRPM2524297/15145783/1812445247/56556485543263 : 9F763C15C6393470
2014-01-28TJAOIFFactor: 56556485543263
2008-07-14George WoltmanF-ECMFactor: 1812445247