The Natural Number 420

List of Numbers
    Previous: 419
    Next: 421

Contact Us

Properties of the Number 420

  • Because 420 is divisible by 2 ...
    • 420 is an even number
    • 420 has parity 0
    • 420 is not an odd number
  • Because 420 can be factored as 2 x 210 ...
    • 420 is a composite number
    • 420 is not a prime number

Alternative Representations of the Number 420

  • Base 2 (binary): 110100100
  • Base 8 (octal): 644
  • Base 16 (hexadecimal): 1A4
  • Roman numeral: CDXX
  • Words: four hundred twenty

Divisors of the Number 420

  • 420 has 24 positive divisors: 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420
    • The sum of the positive divisors is 1344
  • 420 has 23 proper divisors: 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210
    • The sum of the proper divisors is 924
  • 420 is not a deficient number
  • 420 is not a perfect number
  • 420 is an abundant number since the sum of the proper divisors is greater than 420

More Properties of the Number 420

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

12:27 am, Wednesday, May 24, 2017 (UTC; +0000)
Copyright © 2017 D. A. Resler.  All rights reserved.