Composite Number
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Definition of Composite Number
A whole number that has factors other than 1 and the number itself is a Composite Number.
Example of Composite Number

4, 6, 9, 15, 32, 45 are some examples of composite numbers.
Video Examples: What is a composite number?
Solved Example onComposite Number
Ques: Identify the composite number.
Choices:

A. 19
B. 121
C. 37
D. 53
Correct Answer: B
Solution:

Step 1: Here, only 121 has factors other than 1 and itself.
Step 2: The factors of 121 are 1, 11, 121. So, 121 is a composite number.
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