The Natural Number 642

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Properties of the Number 642

  • Because 642 is divisible by 2 ...
    • 642 is an even number
    • 642 has parity 0
    • 642 is not an odd number
  • Because 642 can be factored as 2 x 321 ...
    • 642 is a composite number
    • 642 is not a prime number

Alternative Representations of the Number 642

  • Base 2 (binary): 1010000010
  • Base 8 (octal): 1202
  • Base 16 (hexadecimal): 282
  • Roman numeral: DCXLII
  • Words: six hundred forty-two

Divisors of the Number 642

  • 642 has 8 positive divisors: 1, 2, 3, 6, 107, 214, 321, 642
    • The sum of the positive divisors is 1296
  • 642 has 7 proper divisors: 1, 2, 3, 6, 107, 214, 321
    • The sum of the proper divisors is 654
  • 642 is not a deficient number
  • 642 is not a perfect number
  • 642 is an abundant number since the sum of the proper divisors is greater than 642

More Properties of the Number 642

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

12:21 am, Wednesday, May 24, 2017 (UTC; +0000)
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