Number
441
441 is a composite number, odd, a calendar year.
Properties
- Parity
- Odd
- Digit count
- 3
- Digit sum
- 9
- Digital root
- 9
- Palindrome
- No
- Divisor count
- 9
- σ(n) — sum of divisors
- 741
Primality
Prime factorization: 3 2 × 7 2
Divisors & multiples
Aliquot sum (sum of proper divisors):
300
Representations
- In words
- four hundred forty-one
- Ordinal
- 441st
- Roman numeral
- CDXLI
- Binary
- 110111001
- Octal
- 671
- Hexadecimal
- 1B9
Also seen as
Unicode codepoint
ƹ
U+01B9
Lowercase letter (Ll)
UTF-8 encoding: C6 B9 (2 bytes).
Hex color
#0001B9
RGB(0, 1, 185)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.1.185.