Is 27 a deficient number and what is its deficiency?

Is 27 a deficient number?

Here we will explain and calculate if 27 is a deficient number and its deficiency if applicable.

27 is a deficient number if the sum of its proper divisors is less than 27.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 = 13.

13 is less than 27. Therefore, 27 is a deficient number.

The deficiency of 27 is 27 minus the sum of its proper divisors. Thus, the deficiency of 27 is 27 - 13 = 14

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