Is 171 a deficient number and what is its deficiency?

Is 171 a deficient number?

Here we will explain and calculate if 171 is a deficient number and its deficiency if applicable.

171 is a deficient number if the sum of its proper divisors is less than 171.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 19 + 57 = 89.

89 is less than 171. Therefore, 171 is a deficient number.

The deficiency of 171 is 171 minus the sum of its proper divisors. Thus, the deficiency of 171 is 171 - 89 = 82

Deficient Calculator
You can enter another number here to check if it is a deficient number:

Is 172 a deficient number?
Go here for the next number on our list. Is it deficient?