The Natural Number 989

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Properties of the Number 989

  • Because 989 is not divisible by 2 ...
    • 989 is an odd number
    • 989 has parity 1
    • 989 is not an even number
  • Because 989 can be factored as 23 x 43 ...
    • 989 is a composite number
    • 989 is not a prime number

Alternative Representations of the Number 989

  • Base 2 (binary): 1111011101
  • Base 8 (octal): 1735
  • Base 16 (hexadecimal): 3DD
  • Roman numeral: CMLXXXIX
  • Words: nine hundred eighty-nine

Divisors of the Number 989

  • 989 has 4 positive divisors: 1, 23, 43, 989
    • The sum of the positive divisors is 1056
  • 989 has 3 proper divisors: 1, 23, 43
    • The sum of the proper divisors is 67
  • 989 is a deficient number since the sum of the proper divisors is less than 989
  • 989 is not a perfect number
  • 989 is not an abundant number

More Properties of the Number 989

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

9:50 am, Saturday, March 25, 2017 (UTC; +0000)
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