Number
1,123
1,123 is a prime, odd, a calendar year.
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 7
- Digital root
- 7
- Palindrome
- No
- Divisor count
- 2
- σ(n) — sum of divisors
- 1,124
Primality
1,123 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Aliquot sum (sum of proper divisors):
1
First multiples
Representations
- In words
- one thousand one hundred twenty-three
- Ordinal
- 1123rd
- Roman numeral
- MCXXIII
- Binary
- 10001100011
- Octal
- 2143
- Hexadecimal
- 463
Also seen as
Prime neighborhood
Unicode codepoint
ѣ
U+0463
Lowercase letter (Ll)
UTF-8 encoding: D1 A3 (2 bytes).
Hex color
#000463
RGB(0, 4, 99)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.4.99.