Is 2511 a deficient number and what is its deficiency?

Is 2511 a deficient number?

Here we will explain and calculate if 2511 is a deficient number and its deficiency if applicable.

2511 is a deficient number if the sum of its proper divisors is less than 2511.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 27 + 31 + 81 + 93 + 279 + 837 = 1361.

1361 is less than 2511. Therefore, 2511 is a deficient number.

The deficiency of 2511 is 2511 minus the sum of its proper divisors. Thus, the deficiency of 2511 is 2511 - 1361 = 1150

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