Is 873 a deficient number and what is its deficiency?

Is 873 a deficient number?

Here we will explain and calculate if 873 is a deficient number and its deficiency if applicable.

873 is a deficient number if the sum of its proper divisors is less than 873.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 97 + 291 = 401.

401 is less than 873. Therefore, 873 is a deficient number.

The deficiency of 873 is 873 minus the sum of its proper divisors. Thus, the deficiency of 873 is 873 - 401 = 472

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