Difference between revisions of "Deficient number"

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A '''Deficient number''' is a number <math>n</math> for which the sum of <math>n</math>'s proper factors is less than <math>n</math>.

Revision as of 05:05, 7 November 2013

A Deficient number is a number $n$ for which the sum of $n$'s proper factors is less than $n$.