Is 5391 a deficient number and what is its deficiency?

Is 5391 a deficient number?

Here we will explain and calculate if 5391 is a deficient number and its deficiency if applicable.

5391 is a deficient number if the sum of its proper divisors is less than 5391.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 599 + 1797 = 2409.

2409 is less than 5391. Therefore, 5391 is a deficient number.

The deficiency of 5391 is 5391 minus the sum of its proper divisors. Thus, the deficiency of 5391 is 5391 - 2409 = 2982

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