Is 5421 a deficient number and what is its deficiency?

Is 5421 a deficient number?

Here we will explain and calculate if 5421 is a deficient number and its deficiency if applicable.

5421 is a deficient number if the sum of its proper divisors is less than 5421.

The sum of its proper divisors is calculated as follows: 1 + 3 + 13 + 39 + 139 + 417 + 1807 = 2419.

2419 is less than 5421. Therefore, 5421 is a deficient number.

The deficiency of 5421 is 5421 minus the sum of its proper divisors. Thus, the deficiency of 5421 is 5421 - 2419 = 3002

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