Is 1045 a deficient number and what is its deficiency?

Is 1045 a deficient number?

Here we will explain and calculate if 1045 is a deficient number and its deficiency if applicable.

1045 is a deficient number if the sum of its proper divisors is less than 1045.

The sum of its proper divisors is calculated as follows: 1 + 5 + 11 + 19 + 55 + 95 + 209 = 395.

395 is less than 1045. Therefore, 1045 is a deficient number.

The deficiency of 1045 is 1045 minus the sum of its proper divisors. Thus, the deficiency of 1045 is 1045 - 395 = 650

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