Is 519 a deficient number and what is its deficiency?

Is 519 a deficient number?

Here we will explain and calculate if 519 is a deficient number and its deficiency if applicable.

519 is a deficient number if the sum of its proper divisors is less than 519.

The sum of its proper divisors is calculated as follows: 1 + 3 + 173 = 177.

177 is less than 519. Therefore, 519 is a deficient number.

The deficiency of 519 is 519 minus the sum of its proper divisors. Thus, the deficiency of 519 is 519 - 177 = 342

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