Is 1145 a deficient number and what is its deficiency?

Is 1145 a deficient number?

Here we will explain and calculate if 1145 is a deficient number and its deficiency if applicable.

1145 is a deficient number if the sum of its proper divisors is less than 1145.

The sum of its proper divisors is calculated as follows: 1 + 5 + 229 = 235.

235 is less than 1145. Therefore, 1145 is a deficient number.

The deficiency of 1145 is 1145 minus the sum of its proper divisors. Thus, the deficiency of 1145 is 1145 - 235 = 910

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