Is 3909 a deficient number and what is its deficiency?

Is 3909 a deficient number?

Here we will explain and calculate if 3909 is a deficient number and its deficiency if applicable.

3909 is a deficient number if the sum of its proper divisors is less than 3909.

The sum of its proper divisors is calculated as follows: 1 + 3 + 1303 = 1307.

1307 is less than 3909. Therefore, 3909 is a deficient number.

The deficiency of 3909 is 3909 minus the sum of its proper divisors. Thus, the deficiency of 3909 is 3909 - 1307 = 2602

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