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Properties of the Number 72
- Because 72 is divisible by 2 ...
- 72 is an even number
- 72 has parity 0
- 72 is not an odd number
- Because 72 can be factored as 2 x 36 ...
- 72 is a composite number
- 72 is not a prime number
Alternative Representations of the Number 72
- Base 2 (binary): 1001000
- Base 8 (octal): 110
- Base 16 (hexadecimal): 48
Divisors of the Number 72
- 72 has 12 positive divisors:
1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
- The sum of the positive divisors is 195
- 72 has 11 proper divisors:
1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36
- The sum of the proper divisors is 123
- 72 is not a deficient number
- 72 is not a perfect number
- 72 is an abundant number since the sum of the proper divisors is greater than 72
More Properties of the Number 72
- 72 is not a square number
- 72 is not a cube number
- 72 is not a palindromic number
- 72 is not a Fibonacci number
- 72 is not a Lucas number
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