2873
Uranus orbits about 2,873 million km from the Sun.
- Odd
- Composite
Where 2873 fits
Why 2873 is special
It has been visited exactly once, by Voyager 2 in 1986, for a few hours. Everything known about it up close comes from that single pass, which is why proposals for an orbiter recur in every planetary science review.
Factors & digit properties
- Divisors (6)
- 1, 13, 17, 169, 221, 2873
- Prime factorisation
- 13^2 × 17
- Digit sum
- 20
- Digital root
- 2
Representations
- Decimal
- 2873
- Binary
- 101100111001
- Octal
- 5471
- Hexadecimal
- b39
- Roman numeral
- MMDCCCLXXIII
- Scientific notation
- 2.873 × 10^3
Other mathematical patterns
- Deficient number
Related numbers & connections
Uranus at about 2,873 million km is twice Saturn's distance and has been visited once, for a few hours, in 1986.
View 1434 →Science
Voyager 2's 1986 flyby remains the only close observation of Uranus ever made. A whole planet's detailed record rests on a few hours of data from a single spacecraft, which is why an orbiter is a standing priority in planetary science.
DocumentedScience
Common questions
Is 2873 a prime number?
No, 2873 is not prime.
What are the factors of 2873?
The factors of 2873 are 1, 13, 17, 169, 221, 2873.
What is 2873 in Roman numerals?
2873 in Roman numerals is MMDCCCLXXIII.
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