highly composite number

== English == === Etymology === Coined by Indian mathematician Srinivasa Ramanujan in 1915, although it has been suggested that Plato may have known of the concept, since he specified 5040 (a highly composite number) as the ideal number of citizens in a city. === Noun === highly composite number (plural highly composite numbers) (number theory) A positive integer that has more divisors than any smaller positive integer. Used other than figuratively or idiomatically: see highly,‎ composite number; A positive integer that has a relatively large number of divisors. ==== Synonyms ==== (positive integer with more divisors than any smaller positive integer): HCN (abbreviation), antiprime ==== Hypernyms ==== (positive integer with more divisors than any smaller positive integer): composite number, largely composite number ==== Hyponyms ==== (positive integer with more divisors than any smaller positive integer): superior highly composite number ==== Translations ==== === See also === abundant number superabundant number === Further reading === Divisor function on Wikipedia.Wikipedia Highly totient number on Wikipedia.Wikipedia Superior highly composite number on Wikipedia.Wikipedia Divisor Function on Wolfram MathWorld Highly Composite Number on Wolfram MathWorld An Algorithm for Computing Highly Composite Numbers on the Wayback Machine