Least Common Multiple Using Prime Factorization Quiz

What is the prime factorization of 24?

• 2^2 * 6

• 3^2 * 4

• 2^4 * 3

• 2^3 * 3

What is the prime factorization of 36?

• 2^4 * 3

• 2^2 * 3^3

• 2^3 * 3

• 2^2 * 3^2

Find the least common multiple of 8 and 12 using prime factorization.

• 24

• 16

• 20

• 10

Find the least common multiple of 15 and 20 using prime factorization.

• 45

• 60

• 35

• 50

What is the prime factorization of 42?

• 2 x 21

• 3 x 14

• 2 x 3 x 7

• 5 x 6

What is the prime factorization of 56?

• 2^4 * 7

• 2^2 * 14

• 2^3 * 7

• 3^2 * 5

Find the least common multiple of 18 and 24 using prime factorization.

• 72

• 60

• 48

• 36

Find the least common multiple of 21 and 35 using prime factorization.

• 42

• 70

• 105

• 56

What is the prime factorization of 30?

• 2 x 15

• 6 x 5

• 3 x 10

• 2 x 3 x 5

What is the prime factorization of 48?

• 2^3 * 4

• 3^2 * 16

• 2^2 * 6

• 2^4 * 3