Is 2169 a deficient number and what is its deficiency?

Is 2169 a deficient number?

Here we will explain and calculate if 2169 is a deficient number and its deficiency if applicable.

2169 is a deficient number if the sum of its proper divisors is less than 2169.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 241 + 723 = 977.

977 is less than 2169. Therefore, 2169 is a deficient number.

The deficiency of 2169 is 2169 minus the sum of its proper divisors. Thus, the deficiency of 2169 is 2169 - 977 = 1192

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