486,958
486958 Arrokoth is the most distant object ever visited.
- Even
- Composite
Where 486,958 fits
Why 486,958 is special
It is two bodies that settled together gently rather than collided, which is direct evidence for how planetesimals originally formed.
Factors & digit properties
- Divisors (4)
- 1, 2, 243479, 486958
- Prime factorisation
- 2 × 243479
- Digit sum
- 40
- Digital root
- 4
Representations
- Decimal
- 486958
- Binary
- 1110110111000101110
- Octal
- 1667056
- Hexadecimal
- 76e2e
- Scientific notation
- 4.870 × 10^5
Other mathematical patterns
- Deficient number
- Semiprime
Related numbers & connections
New Horizons flew past Pluto and then continued to the most distant object ever visited.
View 134340 →Science
New Horizons flew past 486958 Arrokoth on 1 January 2019 at roughly 43 astronomical units. Its contact-binary shape indicates low-velocity accretion rather than impact.
DocumentedSciencePeriod: 2014–
Common questions
Is 486,958 a prime number?
No, 486,958 is not prime.
What are the factors of 486,958?
The factors of 486,958 are 1, 2, 243479, 486958.
About this page's data
Mathematical facts:computed directly from the number's value — nothing to source or verify externally.
Contextual records: 1 reviewer-confirmed record, sourced and reviewed before publication.
Last reviewed: 3 August 2026