number.wiki
Number

105

105 is a composite number, odd, a calendar year.

Deficient Number Sphenic Number Squarefree Triangular Year

Properties

Parity
Odd
Digit count
3
Digit sum
6
Digital root
6
Palindrome
No
Divisor count
8
σ(n) — sum of divisors
192

Primality

Prime factorization: 3 × 5 × 7

Divisors & multiples

All divisors (8)
1 · 3 · 5 · 7 · 15 · 21 · 35 · 105
Aliquot sum (sum of proper divisors): 87
Factor pairs (a × b = 105)
1 × 105
3 × 35
5 × 21
7 × 15
First multiples
105 · 210 · 315 · 420 · 525 · 630 · 735 · 840 · 945 · 1,050

Representations

In words
one hundred five
Ordinal
105th
Roman numeral
CV
Binary
1101001
Octal
151
Hexadecimal
69

Also seen as

ASCII character

As an ASCII codepoint, 105 is i. Printable ASCII character i.

Hex color
#000069
RGB(0, 0, 105)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.105.