Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
5792827Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
499532925133118673513675672685.42011-05-02 23:53:47
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2000-06-26Kamelia Popova383C7D6EE50C9B7C4138513
Verified (Factored)2000-11-05Jiho Kim383C7D6EE50C9B7C2269126
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-20kkmrkkblmbrbkC0679E926711440E1013
Verified2018-08-11Martin RussellC0679E926711440E1240479013
History
DateUserTypeResult
2025-08-16Sid & AndyNF-PM1
B1=3000000, B2=7465075800
2018-08-11Martin RussellC-PRP
M5792827/49953292513311867351367567 : C0679E926711440E
PRP: Verified
PRP without proof (not generated)
2017-09-20kkmrkkblmbrbkC-PRP
M5792827/49953292513311867351367567 : C0679E926711440E
PRP: Verified
PRP without proof (not generated)
2011-05-02S00030F-ECM
Factor: 49953292513311867351367567
2011-02-23markrNF-PM1
B1=105000, B2=1968750, E=6
2009-03-25GrunwalderGIMPNF
no factor from 2^62 to 2^63