Is 1217 a deficient number and what is its deficiency?

Is 1217 a deficient number?

Here we will explain and calculate if 1217 is a deficient number and its deficiency if applicable.

1217 is a deficient number if the sum of its proper divisors is less than 1217.

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

1 is less than 1217. Therefore, 1217 is a deficient number.

The deficiency of 1217 is 1217 minus the sum of its proper divisors. Thus, the deficiency of 1217 is 1217 - 1 = 1216

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