6853
NGC 6853 is the Dumbbell Nebula.
- Odd
- Composite
Where 6853 fits
Why 6853 is special
It was the first planetary nebula ever discovered, found by Messier in 1764 before anyone knew what such objects were.
Factors & digit properties
- Divisors (8)
- 1, 7, 11, 77, 89, 623, 979, 6853
- Prime factorisation
- 7 × 11 × 89
- Digit sum
- 22
- Digital root
- 4
Representations
- Decimal
- 6853
- Binary
- 1101011000101
- Octal
- 15305
- Hexadecimal
- 1ac5
- Scientific notation
- 6.853 × 10^3
Other mathematical patterns
- Deficient number
Related numbers & connections
The Dumbbell was the first planetary nebula ever found, and the Helix among the nearest.
View 7293 →Science
NGC 6853 was catalogued by Charles Messier in 1764 as the first known planetary nebula. The name planetary reflects the disc-like telescopic appearance, not any connection to planets.
DocumentedSciencePeriod: 1764–
Common questions
Is 6853 a prime number?
No, 6853 is not prime.
What are the factors of 6853?
The factors of 6853 are 1, 7, 11, 77, 89, 623, 979, 6853.
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