The Natural Number 33

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Properties of the Number 33

  • Because 33 is not divisible by 2 ...
    • 33 is an odd number
    • 33 has parity 1
    • 33 is not an even number
  • Because 33 can be factored as 3 x 11 ...
    • 33 is a composite number
    • 33 is not a prime number

Alternative Representations of the Number 33

  • Base 2 (binary): 100001
  • Base 8 (octal): 41
  • Base 16 (hexadecimal): 21
  • Roman numeral: XXXIII
  • Words: thirty-three

Divisors of the Number 33

  • 33 has 4 positive divisors: 1, 3, 11, 33
    • The sum of the positive divisors is 48
  • 33 has 3 proper divisors: 1, 3, 11
    • The sum of the proper divisors is 15
  • 33 is a deficient number since the sum of the proper divisors is less than 33
  • 33 is not a perfect number
  • 33 is not an abundant number

More Properties of the Number 33

  • 33 is not a square number
  • 33 is not a cube number
  • 33 is a palindromic number (i.e., the digits are the same forwards and backwards)
  • 33 is not a Fibonacci number
  • 33 is not a Lucas number

11:18 pm, Saturday, April 29, 2017 (UTC; +0000)
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