Is 2189 a deficient number and what is its deficiency?

Is 2189 a deficient number?

Here we will explain and calculate if 2189 is a deficient number and its deficiency if applicable.

2189 is a deficient number if the sum of its proper divisors is less than 2189.

The sum of its proper divisors is calculated as follows: 1 + 11 + 199 = 211.

211 is less than 2189. Therefore, 2189 is a deficient number.

The deficiency of 2189 is 2189 minus the sum of its proper divisors. Thus, the deficiency of 2189 is 2189 - 211 = 1978

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