bn:00345937n
Noun Concept
Categories: Integer sequences, Egyptian fractions, Articles with short description
EN
practical number  panarithmic number  summable number
EN
In number theory, a practical number or panarithmic number is a positive integer n such that all smaller positive integers can be represented as sums of distinct divisors of n. Wikipedia
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EN
In number theory, a practical number or panarithmic number is a positive integer n such that all smaller positive integers can be represented as sums of distinct divisors of n. Wikipedia
Any positive integer having the property that all smaller integers can be represented as sums of distinct divisors of it. Wiktionary
Positive integer. Wiktionary (translation)
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