Is 169 a deficient number and what is its deficiency?

Is 169 a deficient number?

Here we will explain and calculate if 169 is a deficient number and its deficiency if applicable.

169 is a deficient number if the sum of its proper divisors is less than 169.

The sum of its proper divisors is calculated as follows: 1 + 13 = 14.

14 is less than 169. Therefore, 169 is a deficient number.

The deficiency of 169 is 169 minus the sum of its proper divisors. Thus, the deficiency of 169 is 169 - 14 = 155

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