number.wiki
Number

112

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

Abundant Number Harshad / Niven Heptagonal Year

Properties

Parity
Even
Digit count
3
Digit sum
4
Digital root
4
Palindrome
No
Divisor count
10
σ(n) — sum of divisors
248

Primality

Prime factorization: 2 4 × 7

Divisors & multiples

All divisors (10)
1 · 2 · 4 · 7 · 8 · 14 · 16 · 28 · 56 · 112
Aliquot sum (sum of proper divisors): 136
Factor pairs (a × b = 112)
1 × 112
2 × 56
4 × 28
7 × 16
8 × 14
First multiples
112 · 224 · 336 · 448 · 560 · 672 · 784 · 896 · 1,008 · 1,120

Representations

In words
one hundred twelve
Ordinal
112th
Roman numeral
CXII
Binary
1110000
Octal
160
Hexadecimal
70

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 112, here are decompositions:

  • 3 + 109 = 112
  • 5 + 107 = 112
  • 11 + 101 = 112
  • 23 + 89 = 112
  • 29 + 83 = 112
  • 41 + 71 = 112
  • 53 + 59 = 112
ASCII character

As an ASCII codepoint, 112 is p. Printable ASCII character p.

Hex color
#000070
RGB(0, 0, 112)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.112.