Composite Number(redirected from Factorable number)
Also found in: Dictionary, Thesaurus.
composite number[kəm′päz·ət ′nəm·bər]
a natural number that is not prime. In other words, a composite number is a natural number that has divisors other than 1 and itself. For example, 4, 18, and 105 are composite numbers. Every composite number can be uniquely represented as a product of prime factors. (SeeDIVISIBILITY.)