Is 256 a deficient number and what is its deficiency?

Is 256 a deficient number?

Here we will explain and calculate if 256 is a deficient number and its deficiency if applicable.

256 is a deficient number if the sum of its proper divisors is less than 256.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 8 + 16 + 32 + 64 + 128 = 255.

255 is less than 256. Therefore, 256 is a deficient number.

The deficiency of 256 is 256 minus the sum of its proper divisors. Thus, the deficiency of 256 is 256 - 255 = 1

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