List of Numbers
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Properties of the Number 31
- Because 31 is not divisible by 2 ...
- 31 is an odd number
- 31 has parity 1
- 31 is not an even number
- Because 31 has only 1 and itself as divisors ...
- 31 is a prime number
- 31 is not a composite number
Alternative Representations of the Number 31
- Base 2 (binary): 11111
- Base 8 (octal): 37
- Base 16 (hexadecimal): 1F
Divisors of the Number 31
- 31 has 2 positive divisors:
1, 31
- The sum of the positive divisors is 32
- 31 has 1 proper divisor:
1
- The sum of the proper divisors is 1
- 31 is a deficient number since the sum of the proper divisors is less than 31
- 31 is not a perfect number
- 31 is not an abundant number
More Properties of the Number 31
- 31 is not a square number
- 31 is not a cube number
- 31 is not a palindromic number
- 31 is not a Fibonacci number
- 31 is not a Lucas number
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