Is 5428 a deficient number and what is its deficiency?

Is 5428 a deficient number?

Here we will explain and calculate if 5428 is a deficient number and its deficiency if applicable.

5428 is a deficient number if the sum of its proper divisors is less than 5428.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 23 + 46 + 59 + 92 + 118 + 236 + 1357 + 2714 = 4652.

4652 is less than 5428. Therefore, 5428 is a deficient number.

The deficiency of 5428 is 5428 minus the sum of its proper divisors. Thus, the deficiency of 5428 is 5428 - 4652 = 776

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