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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MnStatusDetails
2999459Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
5998919722.5old
ECM
DigitsB1Curves
255000057 / 280
Estimated T-Level: 21.0
TF below 2^65 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-27Oliver KruseD0045068A333BA541195015253
Verified2017-12-10kkmrkkblmbrbkD0045068A333BA54146388653
History
DateUserTypeResult
2023-03-01USAFSSNF-PM1
B1=360000, B2=265087350
2017-12-10kkmrkkblmbrbkC-PRP
M2999459/5998919 : D0045068A333BA54
PRP: Verified
PRP without proof (not generated)
2017-10-27Oliver KruseC-PRP
M2999459/5998919 : D0045068A333BA54
PRP: Verified
PRP without proof (not generated)