Is 1057 a deficient number and what is its deficiency?

Is 1057 a deficient number?

Here we will explain and calculate if 1057 is a deficient number and its deficiency if applicable.

1057 is a deficient number if the sum of its proper divisors is less than 1057.

The sum of its proper divisors is calculated as follows: 1 + 7 + 151 = 159.

159 is less than 1057. Therefore, 1057 is a deficient number.

The deficiency of 1057 is 1057 minus the sum of its proper divisors. Thus, the deficiency of 1057 is 1057 - 159 = 898

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