The Natural Number 78

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Properties of the Number 78

  • Because 78 is divisible by 2 ...
    • 78 is an even number
    • 78 has parity 0
    • 78 is not an odd number
  • Because 78 can be factored as 2 x 39 ...
    • 78 is a composite number
    • 78 is not a prime number

Alternative Representations of the Number 78

  • Base 2 (binary): 1001110
  • Base 8 (octal): 116
  • Base 16 (hexadecimal): 4E
  • Roman numeral: LXXVIII
  • Words: seventy-eight

Divisors of the Number 78

  • 78 has 8 positive divisors: 1, 2, 3, 6, 13, 26, 39, 78
    • The sum of the positive divisors is 168
  • 78 has 7 proper divisors: 1, 2, 3, 6, 13, 26, 39
    • The sum of the proper divisors is 90
  • 78 is not a deficient number
  • 78 is not a perfect number
  • 78 is an abundant number since the sum of the proper divisors is greater than 78

More Properties of the Number 78

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

8:44 pm, Thursday, April 27, 2017 (UTC; +0000)
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