number.wiki
Number

34

34 is a composite number, even, a calendar year.

Deficient Number Fibonacci Heptagonal Squarefree Year

Properties

Parity
Even
Digit count
2
Digit sum
7
Digital root
7
Palindrome
No
Divisor count
4
σ(n) — sum of divisors
54

Primality

Prime factorization: 2 × 17

Divisors & multiples

All divisors (4)
1 · 2 · 17 · 34
Aliquot sum (sum of proper divisors): 20
Factor pairs (a × b = 34)
1 × 34
2 × 17
First multiples
34 · 68 · 102 · 136 · 170 · 204 · 238 · 272 · 306 · 340

Representations

In words
thirty-four
Ordinal
34th
Roman numeral
XXXIV
Binary
100010
Octal
42
Hexadecimal
22

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 34, here are decompositions:

  • 3 + 31 = 34
  • 5 + 29 = 34
  • 11 + 23 = 34
  • 17 + 17 = 34
ASCII character

As an ASCII codepoint, 34 is ". Printable ASCII character ".

Hex color
#000022
RGB(0, 0, 34)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.34.