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Q28.

Expert-verifiedFound in: Page 174

Book edition
Common Core Edition

Author(s)
Ron Larson, Laurie Boswell, Timothy D. Kanold, Lee Stiff

Pages
183 pages

ISBN
9780547587776

**Tell whether the number is prime or composite.**

** **

**121**

121 is a composite number

Prime numbers are the numbers which are divisible by 1 and itself.

Composite numbers are the numbers which have factors other than 1 and itself.

Observe that the factors of 16 are 1, 11 and 121.

Therefore, 121 is a composite number.

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