Is 2165 a deficient number and what is its deficiency?

Is 2165 a deficient number?

Here we will explain and calculate if 2165 is a deficient number and its deficiency if applicable.

2165 is a deficient number if the sum of its proper divisors is less than 2165.

The sum of its proper divisors is calculated as follows: 1 + 5 + 433 = 439.

439 is less than 2165. Therefore, 2165 is a deficient number.

The deficiency of 2165 is 2165 minus the sum of its proper divisors. Thus, the deficiency of 2165 is 2165 - 439 = 1726

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