Is 717 a deficient number and what is its deficiency?

Is 717 a deficient number?

Here we will explain and calculate if 717 is a deficient number and its deficiency if applicable.

717 is a deficient number if the sum of its proper divisors is less than 717.

The sum of its proper divisors is calculated as follows: 1 + 3 + 239 = 243.

243 is less than 717. Therefore, 717 is a deficient number.

The deficiency of 717 is 717 minus the sum of its proper divisors. Thus, the deficiency of 717 is 717 - 243 = 474

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