Is 4155 a deficient number and what is its deficiency?

Is 4155 a deficient number?

Here we will explain and calculate if 4155 is a deficient number and its deficiency if applicable.

4155 is a deficient number if the sum of its proper divisors is less than 4155.

The sum of its proper divisors is calculated as follows: 1 + 3 + 5 + 15 + 277 + 831 + 1385 = 2517.

2517 is less than 4155. Therefore, 4155 is a deficient number.

The deficiency of 4155 is 4155 minus the sum of its proper divisors. Thus, the deficiency of 4155 is 4155 - 2517 = 1638

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