Is 862 a deficient number and what is its deficiency?

Is 862 a deficient number?

Here we will explain and calculate if 862 is a deficient number and its deficiency if applicable.

862 is a deficient number if the sum of its proper divisors is less than 862.

The sum of its proper divisors is calculated as follows: 1 + 2 + 431 = 434.

434 is less than 862. Therefore, 862 is a deficient number.

The deficiency of 862 is 862 minus the sum of its proper divisors. Thus, the deficiency of 862 is 862 - 434 = 428

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