Prime Factorization Lcm and Gcf

The Greatest Common Factor of two prime numbers is

• 0

• 1

• There are no common factors.

• Themselves.

GCF of 10, 50, and 60

• 10

• 2

• 5

• 50

The least common multiple of 15 and 2 is

What is the GCF of 28 and 49?

• 1

• 2

• 7

• 12

Find the prime factorization of 108.

• 2³ * 3²

• 2² • 3³

• 2⁵ • 3

• 2 • 3 • 7 • 11

What number has the prime factorization of 2³ • 11?

• 55

• 66

• 88

• 99

Find the prime factorization of 60.

• 5 • 12

• 2 • 3² • 5

• 2² • 3 • 5

• 2⁷

What number has the prime factorization of 2³ • 3² • 5?

• 360

• 720

• 180

• 240

What is the GCF of 60 and 84?

• 2

• 6

• 12

• 24

What is the LCM of 60 and 84?

• 480

• 560

• 420

• 540