Number
481
481 is a composite number, odd, a calendar year.
Properties
- Parity
- Odd
- Digit count
- 3
- Digit sum
- 13
- Digital root
- 4
- Palindrome
- No
- Divisor count
- 4
- σ(n) — sum of divisors
- 532
Primality
Prime factorization: 13 × 37
Divisors & multiples
Aliquot sum (sum of proper divisors):
51
Representations
- In words
- four hundred eighty-one
- Ordinal
- 481st
- Roman numeral
- CDLXXXI
- Binary
- 111100001
- Octal
- 741
- Hexadecimal
- 1E1
Also seen as
Unicode codepoint
ǡ
U+01E1
Lowercase letter (Ll)
UTF-8 encoding: C7 A1 (2 bytes).
Hex color
#0001E1
RGB(0, 1, 225)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.1.225.