Is 4015 a deficient number and what is its deficiency?

Is 4015 a deficient number?

Here we will explain and calculate if 4015 is a deficient number and its deficiency if applicable.

4015 is a deficient number if the sum of its proper divisors is less than 4015.

The sum of its proper divisors is calculated as follows: 1 + 5 + 11 + 55 + 73 + 365 + 803 = 1313.

1313 is less than 4015. Therefore, 4015 is a deficient number.

The deficiency of 4015 is 4015 minus the sum of its proper divisors. Thus, the deficiency of 4015 is 4015 - 1313 = 2702

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