The Natural Number 123

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Properties of the Number 123

  • Because 123 is not divisible by 2 ...
    • 123 is an odd number
    • 123 has parity 1
    • 123 is not an even number
  • Because 123 can be factored as 3 x 41 ...
    • 123 is a composite number
    • 123 is not a prime number

Alternative Representations of the Number 123

  • Base 2 (binary): 1111011
  • Base 8 (octal): 173
  • Base 16 (hexadecimal): 7B
  • Roman numeral: CXXIII
  • Words: one hundred twenty-three

Divisors of the Number 123

  • 123 has 4 positive divisors: 1, 3, 41, 123
    • The sum of the positive divisors is 168
  • 123 has 3 proper divisors: 1, 3, 41
    • The sum of the proper divisors is 45
  • 123 is a deficient number since the sum of the proper divisors is less than 123
  • 123 is not a perfect number
  • 123 is not an abundant number

More Properties of the Number 123

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

7:05 am, Tuesday, May 23, 2017 (UTC; +0000)
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