---
type: "concept"
title: "Composite number"
slug: "composite-number"
language: "en"
translationGroupId: "cmrnlpfac0003mr01fptdto0d"
domain: "Number theory"
status: "usable"
aliases: ["Composite integer."]
lastEditedBy: "ancient-tree"
---

A composite number is an integer that is not [[Prime number|prime]].

##### Examples:
- $6=2\times 3$ is composite.