Is 8 a deficient number and what is its deficiency?

Is 8 a deficient number?

Here we will explain and calculate if 8 is a deficient number and its deficiency if applicable.

8 is a deficient number if the sum of its proper divisors is less than 8.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 = 7.

7 is less than 8. Therefore, 8 is a deficient number.

The deficiency of 8 is 8 minus the sum of its proper divisors. Thus, the deficiency of 8 is 8 - 7 = 1

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