Is 715 a deficient number and what is its deficiency?

Is 715 a deficient number?

Here we will explain and calculate if 715 is a deficient number and its deficiency if applicable.

715 is a deficient number if the sum of its proper divisors is less than 715.

The sum of its proper divisors is calculated as follows: 1 + 5 + 11 + 13 + 55 + 65 + 143 = 293.

293 is less than 715. Therefore, 715 is a deficient number.

The deficiency of 715 is 715 minus the sum of its proper divisors. Thus, the deficiency of 715 is 715 - 293 = 422

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