GCF for 80 and 600

What is the Greatest Common Factor of 80 and 600?

Answer: GCF of 80 and 600 is 40

(Forty)

Finding GCF for 80 and 600 using all factors (divisors) listing

The first method to find GCF for numbers 80 and 600 is to list all factors for both numbers and pick the highest common one:

All factors of 80: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

All factors of 600: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600

So the Greatest Common Factor for 80 and 600 is 40

Finding GCF for 80 and 600 by Prime Factorization

The second method to find GCF for numbers 80 and 600 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 80: 2, 2, 2, 2, 5

All Prime Factors of 600: 2, 2, 2, 3, 5, 5

As we can see there are Prime Factors common to both numbers: 2, 2, 2, 5

Now we need to multiply them to find GCF: 2 × 2 × 2 × 5 = 40

GCF Table

Number 1Number 2GCF
656005
666006
676001
686004
696003
7060010
716001
7260024
736001
746002
7560075
766004
776001
786006
796001
8060040
816003
826002
836001
8460012
856005
866002
876003
886008
896001
9060030
916001
926004
936003
946002

About "Greatest Common Factor" Calculator

This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest Common Factor of 80 and 600? (The answer is: 40). Select the first number (e.g. '80') and the second number (e.g. '600'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder

FAQ

What is the Greatest Common Factor of 80 and 600?

GCF of 80 and 600 is 40