GCF for 80 and 535

What is the Greatest Common Factor of 80 and 535?

Answer: GCF of 80 and 535 is 5

(Five)

Finding GCF for 80 and 535 using all factors (divisors) listing

The first method to find GCF for numbers 80 and 535 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 535: 1, 5, 107, 535

So the Greatest Common Factor for 80 and 535 is 5

Finding GCF for 80 and 535 by Prime Factorization

The second method to find GCF for numbers 80 and 535 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 535: 5, 107

As we can see there is only one Prime Factor common to both numbers. It is 5

So 5 is the Greatest Common Factor of 80 and 535

GCF Table

Number 1Number 2GCF
655355
665351
675351
685351
695351
705355
715351
725351
735351
745351
755355
765351
775351
785351
795351
805355
815351
825351
835351
845351
855355
865351
875351
885351
895351
905355
915351
925351
935351
945351

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 535? (The answer is: 5). Select the first number (e.g. '80') and the second number (e.g. '535'). 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 535?

GCF of 80 and 535 is 5