The Natural Number 648

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Properties of the Number 648

  • Because 648 is divisible by 2 ...
    • 648 is an even number
    • 648 has parity 0
    • 648 is not an odd number
  • Because 648 can be factored as 2 x 324 ...
    • 648 is a composite number
    • 648 is not a prime number

Alternative Representations of the Number 648

  • Base 2 (binary): 1010001000
  • Base 8 (octal): 1210
  • Base 16 (hexadecimal): 288
  • Roman numeral: DCXLVIII
  • Words: six hundred forty-eight

Divisors of the Number 648

  • 648 has 20 positive divisors: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648
    • The sum of the positive divisors is 1815
  • 648 has 19 proper divisors: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324
    • The sum of the proper divisors is 1167
  • 648 is not a deficient number
  • 648 is not a perfect number
  • 648 is an abundant number since the sum of the proper divisors is greater than 648

More Properties of the Number 648

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

2:15 am, Wednesday, April 26, 2017 (UTC; +0000)
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