Number
88
88 is a composite number, even, a calendar year.
Properties
- Parity
- Even
- Digit count
- 2
- Digit sum
- 16
- Digital root
- 7
- Palindrome
- Yes
- Divisor count
- 8
- σ(n) — sum of divisors
- 180
Primality
Prime factorization: 2 3 × 11
Divisors & multiples
Aliquot sum (sum of proper divisors):
92
Representations
- In words
- eighty-eight
- Ordinal
- 88th
- Roman numeral
- LXXXVIII
- Binary
- 1011000
- Octal
- 130
- Hexadecimal
- 58
Also seen as
Goldbach decomposition
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 88, here are decompositions:
- 5 + 83 = 88
- 17 + 71 = 88
- 29 + 59 = 88
- 41 + 47 = 88
ASCII character
As an ASCII codepoint, 88 is X. Printable ASCII character X.
Hex color
#000058
RGB(0, 0, 88)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.88.