Is 2644 a deficient number and what is its deficiency?

Is 2644 a deficient number?

Here we will explain and calculate if 2644 is a deficient number and its deficiency if applicable.

2644 is a deficient number if the sum of its proper divisors is less than 2644.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 661 + 1322 = 1990.

1990 is less than 2644. Therefore, 2644 is a deficient number.

The deficiency of 2644 is 2644 minus the sum of its proper divisors. Thus, the deficiency of 2644 is 2644 - 1990 = 654

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