number.wiki
Number

135

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

Deficient Number Harshad / Niven Year

Properties

Parity
Odd
Digit count
3
Digit sum
9
Digital root
9
Palindrome
No
Divisor count
8
σ(n) — sum of divisors
240

Primality

Prime factorization: 3 3 × 5

Divisors & multiples

All divisors (8)
1 · 3 · 5 · 9 · 15 · 27 · 45 · 135
Aliquot sum (sum of proper divisors): 105
Factor pairs (a × b = 135)
1 × 135
3 × 45
5 × 27
9 × 15
First multiples
135 · 270 · 405 · 540 · 675 · 810 · 945 · 1,080 · 1,215 · 1,350

Representations

In words
one hundred thirty-five
Ordinal
135th
Roman numeral
CXXXV
Binary
10000111
Octal
207
Hexadecimal
87

Also seen as

Unicode codepoint
‡
U+0087
Control character (Cc)

UTF-8 encoding: C2 87 (2 bytes).

Hex color
#000087
RGB(0, 0, 135)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.135.