GCF for 70 and 985

What is the Greatest Common Factor of 70 and 985?

Answer: GCF of 70 and 985 is 5

(Five)

Finding GCF for 70 and 985 using all factors (divisors) listing

The first method to find GCF for numbers 70 and 985 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 985: 1, 5, 197, 985

So the Greatest Common Factor for 70 and 985 is 5

Finding GCF for 70 and 985 by Prime Factorization

The second method to find GCF for numbers 70 and 985 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 985: 5, 197

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 985

GCF Table

Number 1Number 2GCF
559855
569851
579851
589851
599851
609855
619851
629851
639851
649851
659855
669851
679851
689851
699851
709855
719851
729851
739851
749851
759855
769851
779851
789851
799851
809855
819851
829851
839851
849851

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 985? (The answer is: 5). Select the first number (e.g. '70') and the second number (e.g. '985'). 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 985?

GCF of 70 and 985 is 5