Is 900 a deficient number and what is its deficiency?

Is 900 a deficient number?

Here we will explain and calculate if 900 is a deficient number and its deficiency if applicable.

900 is a deficient number if the sum of its proper divisors is less than 900.

The sum of its proper divisors is calculated as follows: 1 + 2 + 3 + 4 + 5 + 6 + 9 + 10 + 12 + 15 + 18 + 20 + 25 + 30 + 36 + 45 + 50 + 60 + 75 + 90 + 100 + 150 + 180 + 225 + 300 + 450 = 1921.

1921 is not less than 900. Therefore, 900 is not a deficient number.

The deficiency of 900 is 900 minus the sum of its proper divisors. Thus, the deficiency of 900 is 900 - 1921 = No Deficiency

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