Is 1142 a deficient number and what is its deficiency?

Is 1142 a deficient number?

Here we will explain and calculate if 1142 is a deficient number and its deficiency if applicable.

1142 is a deficient number if the sum of its proper divisors is less than 1142.

The sum of its proper divisors is calculated as follows: 1 + 2 + 571 = 574.

574 is less than 1142. Therefore, 1142 is a deficient number.

The deficiency of 1142 is 1142 minus the sum of its proper divisors. Thus, the deficiency of 1142 is 1142 - 574 = 568

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