The Natural Number 87

List of Numbers
    Previous: 86
    Next: 88

Contact Us

Properties of the Number 87

  • Because 87 is not divisible by 2 ...
    • 87 is an odd number
    • 87 has parity 1
    • 87 is not an even number
  • Because 87 can be factored as 3 x 29 ...
    • 87 is a composite number
    • 87 is not a prime number

Alternative Representations of the Number 87

  • Base 2 (binary): 1010111
  • Base 8 (octal): 127
  • Base 16 (hexadecimal): 57
  • Roman numeral: LXXXVII
  • Words: eighty-seven

Divisors of the Number 87

  • 87 has 4 positive divisors: 1, 3, 29, 87
    • The sum of the positive divisors is 120
  • 87 has 3 proper divisors: 1, 3, 29
    • The sum of the proper divisors is 33
  • 87 is a deficient number since the sum of the proper divisors is less than 87
  • 87 is not a perfect number
  • 87 is not an abundant number

More Properties of the Number 87

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

6:37 pm, Thursday, March 30, 2017 (UTC; +0000)
Copyright © 2017 D. A. Resler.  All rights reserved.