Is 2720 a deficient number and what is its deficiency?

Is 2720 a deficient number?

Here we will explain and calculate if 2720 is a deficient number and its deficiency if applicable.

2720 is a deficient number if the sum of its proper divisors is less than 2720.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 5 + 8 + 10 + 16 + 17 + 20 + 32 + 34 + 40 + 68 + 80 + 85 + 136 + 160 + 170 + 272 + 340 + 544 + 680 + 1360 = 4084.

4084 is not less than 2720. Therefore, 2720 is not a deficient number.

The deficiency of 2720 is 2720 minus the sum of its proper divisors. Thus, the deficiency of 2720 is 2720 - 4084 = No Deficiency

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