Is 1197 a deficient number and what is its deficiency?

Is 1197 a deficient number?

Here we will explain and calculate if 1197 is a deficient number and its deficiency if applicable.

1197 is a deficient number if the sum of its proper divisors is less than 1197.

The sum of its proper divisors is calculated as follows: 1 + 3 + 7 + 9 + 19 + 21 + 57 + 63 + 133 + 171 + 399 = 883.

883 is less than 1197. Therefore, 1197 is a deficient number.

The deficiency of 1197 is 1197 minus the sum of its proper divisors. Thus, the deficiency of 1197 is 1197 - 883 = 314

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