Is 3855 a deficient number and what is its deficiency?

Is 3855 a deficient number?

Here we will explain and calculate if 3855 is a deficient number and its deficiency if applicable.

3855 is a deficient number if the sum of its proper divisors is less than 3855.

The sum of its proper divisors is calculated as follows: 1 + 3 + 5 + 15 + 257 + 771 + 1285 = 2337.

2337 is less than 3855. Therefore, 3855 is a deficient number.

The deficiency of 3855 is 3855 minus the sum of its proper divisors. Thus, the deficiency of 3855 is 3855 - 2337 = 1518

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