Is 1623 a deficient number and what is its deficiency?

Is 1623 a deficient number?

Here we will explain and calculate if 1623 is a deficient number and its deficiency if applicable.

1623 is a deficient number if the sum of its proper divisors is less than 1623.

The sum of its proper divisors is calculated as follows: 1 + 3 + 541 = 545.

545 is less than 1623. Therefore, 1623 is a deficient number.

The deficiency of 1623 is 1623 minus the sum of its proper divisors. Thus, the deficiency of 1623 is 1623 - 545 = 1078

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