Reference Entry

deficient number

James Nicholson

in The Concise Oxford Dictionary of Mathematics

Fifth edition

Published in print January 2014 | ISBN: 9780199679591
Published online September 2014 | e-ISBN: 9780191759024
deficient number

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An integer that is larger than the sum of its positive divisors (not including itself). Any prime number must be

Reference Entry.  50 words. 

Subjects: Pure Mathematics

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