Is 2205 a deficient number and what is its deficiency?

Is 2205 a deficient number?

Here we will explain and calculate if 2205 is a deficient number and its deficiency if applicable.

2205 is a deficient number if the sum of its proper divisors is less than 2205.

The sum of its proper divisors is calculated as follows: 1 + 3 + 5 + 7 + 9 + 15 + 21 + 35 + 45 + 49 + 63 + 105 + 147 + 245 + 315 + 441 + 735 = 2241.

2241 is not less than 2205. Therefore, 2205 is not a deficient number.

The deficiency of 2205 is 2205 minus the sum of its proper divisors. Thus, the deficiency of 2205 is 2205 - 2241 = No Deficiency

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