GCF for 80 and 910

What is the Greatest Common Factor of 80 and 910?

Answer: GCF of 80 and 910 is 10

(Ten)

Finding GCF for 80 and 910 using all factors (divisors) listing

The first method to find GCF for numbers 80 and 910 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 910: 1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910

So the Greatest Common Factor for 80 and 910 is 10

Finding GCF for 80 and 910 by Prime Factorization

The second method to find GCF for numbers 80 and 910 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 910: 2, 5, 7, 13

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

Now we need to multiply them to find GCF: 2 × 5 = 10

GCF Table

Number 1Number 2GCF
6591065
669102
679101
689102
699101
7091070
719101
729102
739101
749102
759105
769102
779107
7891026
799101
8091010
819101
829102
839101
8491014
859105
869102
879101
889102
899101
9091010
9191091
929102
939101
949102

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 910? (The answer is: 10). Select the first number (e.g. '80') and the second number (e.g. '910'). 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 910?

GCF of 80 and 910 is 10