Is 1377 a deficient number and what is its deficiency?

Is 1377 a deficient number?

Here we will explain and calculate if 1377 is a deficient number and its deficiency if applicable.

1377 is a deficient number if the sum of its proper divisors is less than 1377.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 17 + 27 + 51 + 81 + 153 + 459 = 801.

801 is less than 1377. Therefore, 1377 is a deficient number.

The deficiency of 1377 is 1377 minus the sum of its proper divisors. Thus, the deficiency of 1377 is 1377 - 801 = 576

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