Number
248
248 is a composite number, even, a calendar year.
Properties
- Parity
- Even
- Digit count
- 3
- Digit sum
- 14
- Digital root
- 5
- Palindrome
- No
- Divisor count
- 8
- σ(n) — sum of divisors
- 480
Primality
Prime factorization: 2 3 × 31
Divisors & multiples
Aliquot sum (sum of proper divisors):
232
Representations
- In words
- two hundred forty-eight
- Ordinal
- 248th
- Roman numeral
- CCXLVIII
- Binary
- 11111000
- Octal
- 370
- Hexadecimal
- F8
Also seen as
Goldbach decomposition
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 248, here are decompositions:
- 7 + 241 = 248
- 19 + 229 = 248
- 37 + 211 = 248
- 67 + 181 = 248
- 97 + 151 = 248
- 109 + 139 = 248
Unicode codepoint
ø
U+00F8
Lowercase letter (Ll)
UTF-8 encoding: C3 B8 (2 bytes).
Hex color
#0000F8
RGB(0, 0, 248)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.248.