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

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MnStatusDetails
2934773Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
154427755271133.8old
86960089476371650091962.92016-11-08 12:11:30
139431293226644824012063.62017-03-22 12:27:37
ECM
DigitsB1Curves
255000058 / 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
Verified2017-10-25Oliver Kruse81F151575702ACE33100235353
Verified2017-12-09kkmrkkblmbrbk81F151575702ACE33223014753
History
DateUserTypeResult
2023-02-08USAFSSNF-PM1
B1=360000, B2=282695490
2017-12-09kkmrkkblmbrbkC-PRP
M2934773/15442775527/8696008947637165009/13943129322664482401 : 81F151575702ACE3
PRP: Verified
PRP without proof (not generated)
2017-10-25Oliver KruseC-PRP
M2934773/15442775527/8696008947637165009/13943129322664482401 : 81F151575702ACE3
PRP: Verified
PRP without proof (not generated)
2017-03-22TJAOIF
Factor: 13943129322664482401 / TF: 63-64
2016-11-08TJAOIF
Factor: 8696008947637165009 / TF: 62-63