Is 1684 a deficient number and what is its deficiency?

Is 1684 a deficient number?

Here we will explain and calculate if 1684 is a deficient number and its deficiency if applicable.

1684 is a deficient number if the sum of its proper divisors is less than 1684.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 421 + 842 = 1270.

1270 is less than 1684. Therefore, 1684 is a deficient number.

The deficiency of 1684 is 1684 minus the sum of its proper divisors. Thus, the deficiency of 1684 is 1684 - 1270 = 414

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