Number
24
24 is a composite number, even, a calendar year.
Properties
- Parity
- Even
- Digit count
- 2
- Digit sum
- 6
- Digital root
- 6
- Palindrome
- No
- Divisor count
- 8
- σ(n) — sum of divisors
- 60
Primality
Prime factorization: 2 3 × 3
Divisors & multiples
Aliquot sum (sum of proper divisors):
36
Representations
- In words
- twenty-four
- Ordinal
- 24th
- Roman numeral
- XXIV
- Binary
- 11000
- Octal
- 30
- Hexadecimal
- 18
Also seen as
Goldbach decomposition
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 24, here are decompositions:
- 5 + 19 = 24
- 7 + 17 = 24
- 11 + 13 = 24
ASCII character
As an ASCII codepoint, 24 is control character (0x18). ASCII control character.
Hex color
#000018
RGB(0, 0, 24)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.24.