Is 1618 a deficient number and what is its deficiency?

Is 1618 a deficient number?

Here we will explain and calculate if 1618 is a deficient number and its deficiency if applicable.

1618 is a deficient number if the sum of its proper divisors is less than 1618.

The sum of its proper divisors is calculated as follows: 1 + 2 + 809 = 812.

812 is less than 1618. Therefore, 1618 is a deficient number.

The deficiency of 1618 is 1618 minus the sum of its proper divisors. Thus, the deficiency of 1618 is 1618 - 812 = 806

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