Is 1671 a deficient number and what is its deficiency?

Is 1671 a deficient number?

Here we will explain and calculate if 1671 is a deficient number and its deficiency if applicable.

1671 is a deficient number if the sum of its proper divisors is less than 1671.

The sum of its proper divisors is calculated as follows: 1 + 3 + 557 = 561.

561 is less than 1671. Therefore, 1671 is a deficient number.

The deficiency of 1671 is 1671 minus the sum of its proper divisors. Thus, the deficiency of 1671 is 1671 - 561 = 1110

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