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12 Terms

1
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Index notation

2
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What is a prime number?

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

3
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What is a composite number?

A composite number is a natural number greater than 1 that has more than two positive divisors.

4
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Is the number 1 a prime or composite number?

The number 1 is neither prime nor composite.

5
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What is the smallest prime number?

The smallest prime number is 2.

6
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What is the smallest composite number?

The smallest composite number is 4.

7
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Can an even number be a prime number?

Yes, but the only even prime number is 2; all other even numbers are composite.

8
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Is the number 9 prime or composite?

The number 9 is a composite number because it has divisors of 1, 3, and 9.

9
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Is the number 17 a prime number?

Yes, the number 17 is a prime number as its only divisors are 1 and 17.

10
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What is the relationship between prime and composite numbers?

Every natural number greater than 1 is either a prime or a composite number.

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How can you determine if a number is prime?

To determine if a number is prime, check if it has any divisors other than 1 and itself.

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