Is 4257 a deficient number and what is its deficiency?

Is 4257 a deficient number?

Here we will explain and calculate if 4257 is a deficient number and its deficiency if applicable.

4257 is a deficient number if the sum of its proper divisors is less than 4257.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 11 + 33 + 43 + 99 + 129 + 387 + 473 + 1419 = 2607.

2607 is less than 4257. Therefore, 4257 is a deficient number.

The deficiency of 4257 is 4257 minus the sum of its proper divisors. Thus, the deficiency of 4257 is 4257 - 2607 = 1650

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