Is 2717 a deficient number and what is its deficiency?

Is 2717 a deficient number?

Here we will explain and calculate if 2717 is a deficient number and its deficiency if applicable.

2717 is a deficient number if the sum of its proper divisors is less than 2717.

The sum of its proper divisors is calculated as follows: 1 + 11 + 13 + 19 + 143 + 209 + 247 = 643.

643 is less than 2717. Therefore, 2717 is a deficient number.

The deficiency of 2717 is 2717 minus the sum of its proper divisors. Thus, the deficiency of 2717 is 2717 - 643 = 2074

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