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

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MnStatusDetails
3403013Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
143130726791133.7old
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-11-05kkmrkkblmbrbk998AD18A4AB0064C1223418253
Verified2017-11-21Oliver Kruse998AD18A4AB0064C159579053
History
DateUserTypeResult
2022-09-05JossNF-PM1
B1=1134337, B2=213444000
2022-01-06JossNF-PM1
B1=1134337, B2=111642300
2021-05-21JossNF
no factor from 2^67 to 2^68
2021-03-15JossNF-PM1
B1=340301, B2=3743314, E=6
2017-11-21Oliver KruseC-PRP
M3403013/14313072679 : 998AD18A4AB0064C
PRP: Verified
PRP without proof (not generated)
2017-11-05kkmrkkblmbrbkC-PRP
M3403013/14313072679 : 998AD18A4AB0064C
PRP: Verified
PRP without proof (not generated)