The Natural Number 669

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Properties of the Number 669

  • Because 669 is not divisible by 2 ...
    • 669 is an odd number
    • 669 has parity 1
    • 669 is not an even number
  • Because 669 can be factored as 3 x 223 ...
    • 669 is a composite number
    • 669 is not a prime number

Alternative Representations of the Number 669

  • Base 2 (binary): 1010011101
  • Base 8 (octal): 1235
  • Base 16 (hexadecimal): 29D
  • Roman numeral: DCLXIX
  • Words: six hundred sixty-nine

Divisors of the Number 669

  • 669 has 4 positive divisors: 1, 3, 223, 669
    • The sum of the positive divisors is 896
  • 669 has 3 proper divisors: 1, 3, 223
    • The sum of the proper divisors is 227
  • 669 is a deficient number since the sum of the proper divisors is less than 669
  • 669 is not a perfect number
  • 669 is not an abundant number

More Properties of the Number 669

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

9:07 pm, Wednesday, March 29, 2017 (UTC; +0000)
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