Is 2065 a deficient number and what is its deficiency?

Is 2065 a deficient number?

Here we will explain and calculate if 2065 is a deficient number and its deficiency if applicable.

2065 is a deficient number if the sum of its proper divisors is less than 2065.

The sum of its proper divisors is calculated as follows: 1 + 5 + 7 + 35 + 59 + 295 + 413 = 815.

815 is less than 2065. Therefore, 2065 is a deficient number.

The deficiency of 2065 is 2065 minus the sum of its proper divisors. Thus, the deficiency of 2065 is 2065 - 815 = 1250

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