Marin Mersenne 2^P-1
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MnStatusDetails
11436673Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
25665945566573763552681672581.12024-05-08 18:27:56
471792496710877029567315772685.32024-05-08 18:27:56
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)2000-12-31Marco Aldinucci506AB926FE9B84F07360512
Verified (Factored)2004-05-25Rob Norris506AB926FE9B84F08310622
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2024-05-16ANONYMOUSDE0F4C363D6D5B782136432053
P-1 factors
DateFactorB1B2
2024-05-0812109000539299301220035886998306031484045967180935910690001111433400
History
DateUserTypeResult
2024-05-16David NewmanCERT
PRP Certification
Proof certified good
2024-05-16ANONYMOUSC-PRP
M11436673/47179249671087702956731577/2566594556657376355268167 : DE0F4C363D6D5B78
PRP proof power = 8
PRP: Verified
Proof certified good
2024-05-08chevronF-PM1
Factors: 47179249671087702956731577,2566594556657376355268167 / (P-1, B1=1069000, B2=1111433400)
2023-02-25One ManNF
no factor from 2^71 to 2^72
2021-08-14SRBaseNF
no factor from 2^70 to 2^71
2021-08-06SRBaseNF
no factor from 2^69 to 2^70
2020-02-14riccardo ubertiNF-PM1
B1=430000, B2=8500000, E=12
2018-01-03ramgeisNF
no factor from 2^68 to 2^69
2018-01-03ramgeisNF
no factor from 2^67 to 2^68
2016-01-15VictordeHollanderNF
no factor from 2^66 to 2^67
2015-02-25NesowaNF
no factor from 2^65 to 2^66
2013-11-16lycornNF
no factor from 2^64 to 2^65