A composite number (or simply a composite) is a natural number, that can be found by multiplying prime numbers. For example, the number 9 can be found by multiplying 3 by 3. Another example is the number 12, which is obtained by multiplying 3, 2 and 2. All natural numbers (greater than 1) can be put in one of the two classes below: The number is prime.

39 hàng · A highly composite number (sometimes called anti-prime) is a positive integer with more divisors than any smaller positive integer has. The related concept of largely composite number refers to a positive integer which has at least as many divisors as any

composite number (plural composite numbers) (number theory) A (nonzero) natural number that is expressible as the product of two (or more) natural numbers other than itself and 1. 1853, Edward Hinkley, Tables of the Prime Numbers and Prime Factors of the Composite Numbers from 1 to 100,000, page 13,

from Wikipedia, the free encyclopedia. Natural numbers from 0 to 100; the composite numbers are highlighted in green. A composite number is a natural number whose prime factorization consists of at least two factors. They are thus the counterpart to the prime numbers .

In Mathematics, composite numbers are numbers that have more than two factors. These numbers are also called composites. Composite numbers are just the opposite of prime numbers which have only two factors, i.e. 1 and the number itself.

合成数（ごうせいすう、英: Composite number ）は、自然数で、1とその数自身以外の約数を持つ数である。 概要. 2つ以上の素数の積で表すことのできる自然数と定義してもよい。