Is 1219 a deficient number and what is its deficiency?

Is 1219 a deficient number?

Here we will explain and calculate if 1219 is a deficient number and its deficiency if applicable.

1219 is a deficient number if the sum of its proper divisors is less than 1219.

The sum of its proper divisors is calculated as follows: 1 + 23 + 53 = 77.

77 is less than 1219. Therefore, 1219 is a deficient number.

The deficiency of 1219 is 1219 minus the sum of its proper divisors. Thus, the deficiency of 1219 is 1219 - 77 = 1142

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