Is 517 a deficient number and what is its deficiency?

Is 517 a deficient number?

Here we will explain and calculate if 517 is a deficient number and its deficiency if applicable.

517 is a deficient number if the sum of its proper divisors is less than 517.

The sum of its proper divisors is calculated as follows: 1 + 11 + 47 = 59.

59 is less than 517. Therefore, 517 is a deficient number.

The deficiency of 517 is 517 minus the sum of its proper divisors. Thus, the deficiency of 517 is 517 - 59 = 458

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