Is 2889 a deficient number and what is its deficiency?

Is 2889 a deficient number?

Here we will explain and calculate if 2889 is a deficient number and its deficiency if applicable.

2889 is a deficient number if the sum of its proper divisors is less than 2889.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 27 + 107 + 321 + 963 = 1431.

1431 is less than 2889. Therefore, 2889 is a deficient number.

The deficiency of 2889 is 2889 minus the sum of its proper divisors. Thus, the deficiency of 2889 is 2889 - 1431 = 1458

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