Is 4209 a deficient number and what is its deficiency?

Is 4209 a deficient number?

Here we will explain and calculate if 4209 is a deficient number and its deficiency if applicable.

4209 is a deficient number if the sum of its proper divisors is less than 4209.

The sum of its proper divisors is calculated as follows: 1 + 3 + 23 + 61 + 69 + 183 + 1403 = 1743.

1743 is less than 4209. Therefore, 4209 is a deficient number.

The deficiency of 4209 is 4209 minus the sum of its proper divisors. Thus, the deficiency of 4209 is 4209 - 1743 = 2466

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