Is 4640 a deficient number and what is its deficiency?

Is 4640 a deficient number?

Here we will explain and calculate if 4640 is a deficient number and its deficiency if applicable.

4640 is a deficient number if the sum of its proper divisors is less than 4640.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 5 + 8 + 10 + 16 + 20 + 29 + 32 + 40 + 58 + 80 + 116 + 145 + 160 + 232 + 290 + 464 + 580 + 928 + 1160 + 2320 = 6700.

6700 is not less than 4640. Therefore, 4640 is not a deficient number.

The deficiency of 4640 is 4640 minus the sum of its proper divisors. Thus, the deficiency of 4640 is 4640 - 6700 = No Deficiency

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