Is 1154 a deficient number and what is its deficiency?

Is 1154 a deficient number?

Here we will explain and calculate if 1154 is a deficient number and its deficiency if applicable.

1154 is a deficient number if the sum of its proper divisors is less than 1154.

The sum of its proper divisors is calculated as follows: 1 + 2 + 577 = 580.

580 is less than 1154. Therefore, 1154 is a deficient number.

The deficiency of 1154 is 1154 minus the sum of its proper divisors. Thus, the deficiency of 1154 is 1154 - 580 = 574

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