Is 1519 a deficient number and what is its deficiency?

Is 1519 a deficient number?

Here we will explain and calculate if 1519 is a deficient number and its deficiency if applicable.

1519 is a deficient number if the sum of its proper divisors is less than 1519.

The sum of its proper divisors is calculated as follows: 1 + 7 + 31 + 49 + 217 = 305.

305 is less than 1519. Therefore, 1519 is a deficient number.

The deficiency of 1519 is 1519 minus the sum of its proper divisors. Thus, the deficiency of 1519 is 1519 - 305 = 1214

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