Is 4557 a deficient number and what is its deficiency?

Is 4557 a deficient number?

Here we will explain and calculate if 4557 is a deficient number and its deficiency if applicable.

4557 is a deficient number if the sum of its proper divisors is less than 4557.

The sum of its proper divisors is calculated as follows: 1 + 3 + 7 + 21 + 31 + 49 + 93 + 147 + 217 + 651 + 1519 = 2739.

2739 is less than 4557. Therefore, 4557 is a deficient number.

The deficiency of 4557 is 4557 minus the sum of its proper divisors. Thus, the deficiency of 4557 is 4557 - 2739 = 1818

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