Is 403 a deficient number and what is its deficiency?

Is 403 a deficient number?

Here we will explain and calculate if 403 is a deficient number and its deficiency if applicable.

403 is a deficient number if the sum of its proper divisors is less than 403.

The sum of its proper divisors is calculated as follows: 1 + 13 + 31 = 45.

45 is less than 403. Therefore, 403 is a deficient number.

The deficiency of 403 is 403 minus the sum of its proper divisors. Thus, the deficiency of 403 is 403 - 45 = 358

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