Is 1563 a deficient number and what is its deficiency?

Is 1563 a deficient number?

Here we will explain and calculate if 1563 is a deficient number and its deficiency if applicable.

1563 is a deficient number if the sum of its proper divisors is less than 1563.

The sum of its proper divisors is calculated as follows: 1 + 3 + 521 = 525.

525 is less than 1563. Therefore, 1563 is a deficient number.

The deficiency of 1563 is 1563 minus the sum of its proper divisors. Thus, the deficiency of 1563 is 1563 - 525 = 1038

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