Prime Factorization

Front

What is a prime number?

Back

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

Front

What is a composite number?

Back

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

Front

Which of the following is NOT a prime number: 2, 3, 4, 5?

Back

4 is NOT a prime number.

Front

List the first five prime numbers.

Back

2, 3, 5, 7, 11.

Front

Is 1 a prime number?

Back

No, 1 is not considered a prime number.

Front

What is the smallest prime number?

Back

The smallest prime number is 2.

Front

How can you determine if a number is prime?

Back

A number is prime if it has exactly two distinct positive divisors: 1 and itself.

Front

What is the prime factorization of 12?

Back

The prime factorization of 12 is 2 x 2 x 3 or 2^2 x 3.

Front

What is the prime factorization of 30?

Back

The prime factorization of 30 is 2 x 3 x 5.

Front

Which number is a prime factor of 28?

Back

The prime factors of 28 are 2 and 7.