Is 1958 a deficient number and what is its deficiency?

Is 1958 a deficient number?

Here we will explain and calculate if 1958 is a deficient number and its deficiency if applicable.

1958 is a deficient number if the sum of its proper divisors is less than 1958.

The sum of its proper divisors is calculated as follows: 1 + 2 + 11 + 22 + 89 + 178 + 979 = 1282.

1282 is less than 1958. Therefore, 1958 is a deficient number.

The deficiency of 1958 is 1958 minus the sum of its proper divisors. Thus, the deficiency of 1958 is 1958 - 1282 = 676

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