GCF for 10 and 770

What is the Greatest common Divisor of 10 and 770?

Answer: GCF of 10 and 770 is 10

(Ten)

Finding GCF for 10 and 770 using all factors (divisors) listing

The first method to find GCF for numbers 10 and 770 is to list all factors for both numbers and pick the highest common one:

All factors of 10: 1, 2, 5, 10

All factors of 770: 1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770

So the Greatest Common Factor for 10 and 770 is 10

Finding GCF for 10 and 770 by Prime Factorization

The second method to find GCF for numbers 10 and 770 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 10: 2, 5

All Prime Factors of 770: 2, 5, 7, 11

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
17701
27702
37701
47702
57705
67702
77707
87702
97701
1077010
1177011
127702
137701
1477014
157705
167702
177701
187702
197701
2077010
217707
2277022
237701
247702
257705
267702
277701
2877014
297701
3077010

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 10 and 770? (The answer is: 10). Select the first number (e.g. '10') and the second number (e.g. '770'). 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 10 and 770?

GCF of 10 and 770 is 10