List of Numbers
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Properties of the Number 11
- Because 11 is not divisible by 2 ...
- 11 is an odd number
- 11 has parity 1
- 11 is not an even number
- Because 11 has only 1 and itself as divisors ...
- 11 is a prime number
- 11 is not a composite number
Alternative Representations of the Number 11
- Base 2 (binary): 1011
- Base 8 (octal): 13
- Base 16 (hexadecimal): B
Divisors of the Number 11
- 11 has 2 positive divisors:
1, 11
- The sum of the positive divisors is 12
- 11 has 1 proper divisor:
1
- The sum of the proper divisors is 1
- 11 is a deficient number since the sum of the proper divisors is less than 11
- 11 is not a perfect number
- 11 is not an abundant number
More Properties of the Number 11
- 11 is not a square number
- 11 is not a cube number
- 11 is a palindromic number (i.e., the digits are the same forwards and backwards)
- 11 is not a Fibonacci number
- 11 is a Lucas number
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