Is 381 a deficient number and what is its deficiency?

Is 381 a deficient number?

Here we will explain and calculate if 381 is a deficient number and its deficiency if applicable.

381 is a deficient number if the sum of its proper divisors is less than 381.

The sum of its proper divisors is calculated as follows: 1 + 3 + 127 = 131.

131 is less than 381. Therefore, 381 is a deficient number.

The deficiency of 381 is 381 minus the sum of its proper divisors. Thus, the deficiency of 381 is 381 - 131 = 250

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