The Natural Number 243

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Properties of the Number 243

  • Because 243 is not divisible by 2 ...
    • 243 is an odd number
    • 243 has parity 1
    • 243 is not an even number
  • Because 243 can be factored as 3 x 81 ...
    • 243 is a composite number
    • 243 is not a prime number

Alternative Representations of the Number 243

  • Base 2 (binary): 11110011
  • Base 8 (octal): 363
  • Base 16 (hexadecimal): F3
  • Roman numeral: CCXLIII
  • Words: two hundred forty-three

Divisors of the Number 243

  • 243 has 6 positive divisors: 1, 3, 9, 27, 81, 243
    • The sum of the positive divisors is 364
  • 243 has 5 proper divisors: 1, 3, 9, 27, 81
    • The sum of the proper divisors is 121
  • 243 is a deficient number since the sum of the proper divisors is less than 243
  • 243 is not a perfect number
  • 243 is not an abundant number

More Properties of the Number 243

  • 243 is not a square number
  • 243 is not a cube number
  • 243 is not a palindromic number
  • 243 is not a Fibonacci number
  • 243 is not a Lucas number

9:52 am, Saturday, March 25, 2017 (UTC; +0000)
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