Is 86 a deficient number and what is its deficiency?

Is 86 a deficient number?

Here we will explain and calculate if 86 is a deficient number and its deficiency if applicable.

86 is a deficient number if the sum of its proper divisors is less than 86.

The sum of its proper divisors is calculated as follows: 1 + 2 + 43 = 46.

46 is less than 86. Therefore, 86 is a deficient number.

The deficiency of 86 is 86 minus the sum of its proper divisors. Thus, the deficiency of 86 is 86 - 46 = 40

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