number.wiki
Number

103

103 is a prime, odd, a calendar year.

Cousin Prime Deficient Number Happy Number Prime Sexy Prime Squarefree Twin Prime Year

Properties

Parity
Odd
Digit count
3
Digit sum
4
Digital root
4
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
104

Primality

103 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 103
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 103)
1 × 103
First multiples
103 · 206 · 309 · 412 · 515 · 618 · 721 · 824 · 927 · 1,030

Representations

In words
one hundred three
Ordinal
103rd
Roman numeral
CIII
Binary
1100111
Octal
147
Hexadecimal
67

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 101 (gap of 2)
  • Next prime: 107 (gap of 4)

Pair status: twin with 101, cousin with 107.

ASCII character

As an ASCII codepoint, 103 is g. Printable ASCII character g.

Hex color
#000067
RGB(0, 0, 103)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.103.