number.wiki
Number

146

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

Deficient Number Squarefree Year

Properties

Parity
Even
Digit count
3
Digit sum
11
Digital root
2
Palindrome
No
Divisor count
4
σ(n) — sum of divisors
222

Primality

Prime factorization: 2 × 73

Divisors & multiples

All divisors (4)
1 · 2 · 73 · 146
Aliquot sum (sum of proper divisors): 76
Factor pairs (a × b = 146)
1 × 146
2 × 73
First multiples
146 · 292 · 438 · 584 · 730 · 876 · 1,022 · 1,168 · 1,314 · 1,460

Representations

In words
one hundred forty-six
Ordinal
146th
Roman numeral
CXLVI
Binary
10010010
Octal
222
Hexadecimal
92

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 146, here are decompositions:

  • 7 + 139 = 146
  • 19 + 127 = 146
  • 37 + 109 = 146
  • 43 + 103 = 146
  • 67 + 79 = 146
  • 73 + 73 = 146
Unicode codepoint
’
U+0092
Control character (Cc)

UTF-8 encoding: C2 92 (2 bytes).

Hex color
#000092
RGB(0, 0, 146)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.146.