Is 1387 a deficient number and what is its deficiency?

Is 1387 a deficient number?

Here we will explain and calculate if 1387 is a deficient number and its deficiency if applicable.

1387 is a deficient number if the sum of its proper divisors is less than 1387.

The sum of its proper divisors is calculated as follows: 1 + 19 + 73 = 93.

93 is less than 1387. Therefore, 1387 is a deficient number.

The deficiency of 1387 is 1387 minus the sum of its proper divisors. Thus, the deficiency of 1387 is 1387 - 93 = 1294

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