Is 578 a deficient number and what is its deficiency?

Is 578 a deficient number?

Here we will explain and calculate if 578 is a deficient number and its deficiency if applicable.

578 is a deficient number if the sum of its proper divisors is less than 578.

The sum of its proper divisors is calculated as follows: 1 + 2 + 17 + 34 + 289 = 343.

343 is less than 578. Therefore, 578 is a deficient number.

The deficiency of 578 is 578 minus the sum of its proper divisors. Thus, the deficiency of 578 is 578 - 343 = 235

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