Is 1017 a deficient number and what is its deficiency?

Is 1017 a deficient number?

Here we will explain and calculate if 1017 is a deficient number and its deficiency if applicable.

1017 is a deficient number if the sum of its proper divisors is less than 1017.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 113 + 339 = 465.

465 is less than 1017. Therefore, 1017 is a deficient number.

The deficiency of 1017 is 1017 minus the sum of its proper divisors. Thus, the deficiency of 1017 is 1017 - 465 = 552

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