Is 2561 a deficient number and what is its deficiency?

Is 2561 a deficient number?

Here we will explain and calculate if 2561 is a deficient number and its deficiency if applicable.

2561 is a deficient number if the sum of its proper divisors is less than 2561.

The sum of its proper divisors is calculated as follows: 1 + 13 + 197 = 211.

211 is less than 2561. Therefore, 2561 is a deficient number.

The deficiency of 2561 is 2561 minus the sum of its proper divisors. Thus, the deficiency of 2561 is 2561 - 211 = 2350

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