The Composite number reference article from the English Wikipedia on 24-Jul-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Composite number

A composite number is a natural number larger than 1 that is not a prime number. A composite number can be expressed as an integer factorization, or the product of two or more prime numbers. The first ten composite numbers are:

4, 6, 8, 9, 10, 12, 14, 15, 16 and 18.

See also: Highly composite number, Sphenic number.

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