The Natural Number 545

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Properties of the Number 545

  • Because 545 is not divisible by 2 ...
    • 545 is an odd number
    • 545 has parity 1
    • 545 is not an even number
  • Because 545 can be factored as 5 x 109 ...
    • 545 is a composite number
    • 545 is not a prime number

Alternative Representations of the Number 545

  • Base 2 (binary): 1000100001
  • Base 8 (octal): 1041
  • Base 16 (hexadecimal): 221
  • Roman numeral: DXLV
  • Words: five hundred forty-five

Divisors of the Number 545

  • 545 has 4 positive divisors: 1, 5, 109, 545
    • The sum of the positive divisors is 660
  • 545 has 3 proper divisors: 1, 5, 109
    • The sum of the proper divisors is 115
  • 545 is a deficient number since the sum of the proper divisors is less than 545
  • 545 is not a perfect number
  • 545 is not an abundant number

More Properties of the Number 545

  • 545 is not a square number
  • 545 is not a cube number
  • 545 is a palindromic number (i.e., the digits are the same forwards and backwards)
  • 545 is not a Fibonacci number
  • 545 is not a Lucas number

12:31 am, Monday, May 1, 2017 (UTC; +0000)
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