Is 4945 a deficient number and what is its deficiency?

Is 4945 a deficient number?

Here we will explain and calculate if 4945 is a deficient number and its deficiency if applicable.

4945 is a deficient number if the sum of its proper divisors is less than 4945.

The sum of its proper divisors is calculated as follows: 1 + 5 + 23 + 43 + 115 + 215 + 989 = 1391.

1391 is less than 4945. Therefore, 4945 is a deficient number.

The deficiency of 4945 is 4945 minus the sum of its proper divisors. Thus, the deficiency of 4945 is 4945 - 1391 = 3554

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