Is 3988 a deficient number and what is its deficiency?

Is 3988 a deficient number?

Here we will explain and calculate if 3988 is a deficient number and its deficiency if applicable.

3988 is a deficient number if the sum of its proper divisors is less than 3988.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 997 + 1994 = 2998.

2998 is less than 3988. Therefore, 3988 is a deficient number.

The deficiency of 3988 is 3988 minus the sum of its proper divisors. Thus, the deficiency of 3988 is 3988 - 2998 = 990

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