The Natural Number 280

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Properties of the Number 280

  • Because 280 is divisible by 2 ...
    • 280 is an even number
    • 280 has parity 0
    • 280 is not an odd number
  • Because 280 can be factored as 2 x 140 ...
    • 280 is a composite number
    • 280 is not a prime number

Alternative Representations of the Number 280

  • Base 2 (binary): 100011000
  • Base 8 (octal): 430
  • Base 16 (hexadecimal): 118
  • Roman numeral: CCLXXX
  • Words: two hundred eighty

Divisors of the Number 280

  • 280 has 16 positive divisors: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280
    • The sum of the positive divisors is 720
  • 280 has 15 proper divisors: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140
    • The sum of the proper divisors is 440
  • 280 is not a deficient number
  • 280 is not a perfect number
  • 280 is an abundant number since the sum of the proper divisors is greater than 280

More Properties of the Number 280

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

4:29 am, Friday, April 28, 2017 (UTC; +0000)
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