number.wiki
Number

46

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

Deficient Number Squarefree Year

Properties

Parity
Even
Digit count
2
Digit sum
10
Digital root
1
Palindrome
No
Divisor count
4
σ(n) — sum of divisors
72

Primality

Prime factorization: 2 × 23

Divisors & multiples

All divisors (4)
1 · 2 · 23 · 46
Aliquot sum (sum of proper divisors): 26
Factor pairs (a × b = 46)
1 × 46
2 × 23
First multiples
46 · 92 · 138 · 184 · 230 · 276 · 322 · 368 · 414 · 460

Representations

In words
forty-six
Ordinal
46th
Roman numeral
XLVI
Binary
101110
Octal
56
Hexadecimal
2E

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 46, here are decompositions:

  • 3 + 43 = 46
  • 5 + 41 = 46
  • 17 + 29 = 46
  • 23 + 23 = 46
ASCII character

As an ASCII codepoint, 46 is .. Printable ASCII character ..

Hex color
#00002E
RGB(0, 0, 46)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.46.