Is 526 a deficient number and what is its deficiency?

Is 526 a deficient number?

Here we will explain and calculate if 526 is a deficient number and its deficiency if applicable.

526 is a deficient number if the sum of its proper divisors is less than 526.

The sum of its proper divisors is calculated as follows: 1 + 2 + 263 = 266.

266 is less than 526. Therefore, 526 is a deficient number.

The deficiency of 526 is 526 minus the sum of its proper divisors. Thus, the deficiency of 526 is 526 - 266 = 260

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