Is 4977 a deficient number and what is its deficiency?

Is 4977 a deficient number?

Here we will explain and calculate if 4977 is a deficient number and its deficiency if applicable.

4977 is a deficient number if the sum of its proper divisors is less than 4977.

The sum of its proper divisors is calculated as follows: 1 + 3 + 7 + 9 + 21 + 63 + 79 + 237 + 553 + 711 + 1659 = 3343.

3343 is less than 4977. Therefore, 4977 is a deficient number.

The deficiency of 4977 is 4977 minus the sum of its proper divisors. Thus, the deficiency of 4977 is 4977 - 3343 = 1634

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