Is 3951 a deficient number and what is its deficiency?

Is 3951 a deficient number?

Here we will explain and calculate if 3951 is a deficient number and its deficiency if applicable.

3951 is a deficient number if the sum of its proper divisors is less than 3951.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 439 + 1317 = 1769.

1769 is less than 3951. Therefore, 3951 is a deficient number.

The deficiency of 3951 is 3951 minus the sum of its proper divisors. Thus, the deficiency of 3951 is 3951 - 1769 = 2182

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