What is the Greatest Common Factor of 120 and 600?

Greatest common factor (GCF) of 120 and 600 is 120.

GCF(120,600) = 120

We will now calculate the prime factors of 120 and 600, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 120 and 600.

How to find the GCF of 120 and 600?

We will first find the prime factorization of 120 and 600. After we will calculate the factors of 120 and 600 and find the biggest common factor number .

Step-1: Prime Factorization of 120

Prime factors of 120 are 2, 3, 5. Prime factorization of 120 in exponential form is:

120 = 2³ × 3¹ × 5¹

Step-2: Prime Factorization of 600

Prime factors of 600 are 2, 3, 5. Prime factorization of 600 in exponential form is:

600 = 2³ × 3¹ × 5²

Step-3: Factors of 120

List of positive integer factors of 120 that divides 120 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60

Step-4: Factors of 600

List of positive integer factors of 600 that divides 120 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 120 and 600. The biggest common factor number is the GCF number.
So the greatest common factor 120 and 600 is 120.

Also check out the Least Common Multiple of 120 and 600