Is 1455 a deficient number and what is its deficiency?

Is 1455 a deficient number?

Here we will explain and calculate if 1455 is a deficient number and its deficiency if applicable.

1455 is a deficient number if the sum of its proper divisors is less than 1455.

The sum of its proper divisors is calculated as follows: 1 + 3 + 5 + 15 + 97 + 291 + 485 = 897.

897 is less than 1455. Therefore, 1455 is a deficient number.

The deficiency of 1455 is 1455 minus the sum of its proper divisors. Thus, the deficiency of 1455 is 1455 - 897 = 558

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