4486
NGC 4486 is the galaxy M87.
- Even
- Composite
Where 4486 fits
Why 4486 is special
Its central black hole was the first ever imaged directly, in the picture released by the Event Horizon Telescope in 2019.
4486 is part of
Factors & digit properties
- Divisors (4)
- 1, 2, 2243, 4486
- Prime factorisation
- 2 × 2243
- Digit sum
- 22
- Digital root
- 4
Representations
- Decimal
- 4486
- Binary
- 1000110000110
- Octal
- 10606
- Hexadecimal
- 1186
- Scientific notation
- 4.486 × 10^3
Other mathematical patterns
- Deficient number
- Semiprime
Related numbers & connections
NGC 4486 is an astronomical catalogue number. The galaxy has several designations, and which number is used depends on which catalogue the observer works from.
A globular cluster and an elliptical galaxy, both catalogued by Messier and both far denser at the centre than the eye suggests.
View 6205 →Numbers Around Us
- appears inNumbers assigned as identifiers
why?
Strength 0.50, confidence "high".
Other connections
Science
NGC 4486, also catalogued as Messier 87, is an elliptical galaxy in the Virgo cluster. The Event Horizon Telescope published an image of its central black hole's shadow in April 2019.
DocumentedSciencePeriod: 1781–
Common questions
Is 4486 a prime number?
No, 4486 is not prime.
What are the factors of 4486?
The factors of 4486 are 1, 2, 2243, 4486.
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