Is 1170 a deficient number and what is its deficiency?

Is 1170 a deficient number?

Here we will explain and calculate if 1170 is a deficient number and its deficiency if applicable.

1170 is a deficient number if the sum of its proper divisors is less than 1170.

The sum of its proper divisors is calculated as follows: 1 + 2 + 3 + 5 + 6 + 9 + 10 + 13 + 15 + 18 + 26 + 30 + 39 + 45 + 65 + 78 + 90 + 117 + 130 + 195 + 234 + 390 + 585 = 2106.

2106 is not less than 1170. Therefore, 1170 is not a deficient number.

The deficiency of 1170 is 1170 minus the sum of its proper divisors. Thus, the deficiency of 1170 is 1170 - 2106 = No Deficiency

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