GCF for 70 and 775

What is the Greatest common Divisor of 70 and 775?

Answer: GCF of 70 and 775 is 5

(Five)

Finding GCF for 70 and 775 using all factors (divisors) listing

The first method to find GCF for numbers 70 and 775 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 775: 1, 5, 25, 31, 155, 775

So the Greatest Common Factor for 70 and 775 is 5

Finding GCF for 70 and 775 by Prime Factorization

The second method to find GCF for numbers 70 and 775 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 775: 5, 5, 31

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 775

GCF Table

Number 1Number 2GCF
557755
567751
577751
587751
597751
607755
617751
6277531
637751
647751
657755
667751
677751
687751
697751
707755
717751
727751
737751
747751
7577525
767751
777751
787751
797751
807755
817751
827751
837751
847751

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 Divisor of 70 and 775? (The answer is: 5). Select the first number (e.g. '70') and the second number (e.g. '775'). 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 Divisor of 70 and 775?

GCF of 70 and 775 is 5