2264
NGC 2264 is the Christmas Tree Cluster and Cone Nebula.
- Even
- Composite
Where 2264 fits
Why 2264 is special
One catalogue number covers two objects that look entirely different, because the designation predates the distinction being drawn.
Factors & digit properties
- Divisors (8)
- 1, 2, 4, 8, 283, 566, 1132, 2264
- Prime factorisation
- 2^3 × 283
- Digit sum
- 14
- Digital root
- 5
Representations
- Decimal
- 2264
- Binary
- 100011011000
- Octal
- 4330
- Hexadecimal
- 8d8
- Roman numeral
- MMCCLXIV
- Scientific notation
- 2.264 × 10^3
Other mathematical patterns
- Deficient number
Related numbers & connections
Both lie in Monoceros, and one changes visible shape within weeks as shadows move across it.
View 2261 →Science
NGC 2264 designates a region in Monoceros containing both an open cluster and the Cone Nebula, reflecting nineteenth-century cataloguing of a single visual field.
DocumentedSciencePeriod: 1785–
Common questions
Is 2264 a prime number?
No, 2264 is not prime.
What are the factors of 2264?
The factors of 2264 are 1, 2, 4, 8, 283, 566, 1132, 2264.
What is 2264 in Roman numerals?
2264 in Roman numerals is MMCCLXIV.
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