GCF for 70 and 695

What is the Greatest Common Factor of 70 and 695?

Answer: GCF of 70 and 695 is 5

(Five)

Finding GCF for 70 and 695 using all factors (divisors) listing

The first method to find GCF for numbers 70 and 695 is to list all factors for both numbers and pick the highest common one:

All factors of 70: 1, 2, 5, 7, 10, 14, 35, 70

All factors of 695: 1, 5, 139, 695

So the Greatest Common Factor for 70 and 695 is 5

Finding GCF for 70 and 695 by Prime Factorization

The second method to find GCF for numbers 70 and 695 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 70: 2, 5, 7

All Prime Factors of 695: 5, 139

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 70 and 695

GCF Table

Number 1Number 2GCF
556955
566951
576951
586951
596951
606955
616951
626951
636951
646951
656955
666951
676951
686951
696951
706955
716951
726951
736951
746951
756955
766951
776951
786951
796951
806955
816951
826951
836951
846951

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 70 and 695? (The answer is: 5). Select the first number (e.g. '70') and the second number (e.g. '695'). 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 70 and 695?

GCF of 70 and 695 is 5