Is 3956 a deficient number and what is its deficiency?

Is 3956 a deficient number?

Here we will explain and calculate if 3956 is a deficient number and its deficiency if applicable.

3956 is a deficient number if the sum of its proper divisors is less than 3956.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 23 + 43 + 46 + 86 + 92 + 172 + 989 + 1978 = 3436.

3436 is less than 3956. Therefore, 3956 is a deficient number.

The deficiency of 3956 is 3956 minus the sum of its proper divisors. Thus, the deficiency of 3956 is 3956 - 3436 = 520

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