Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 813, 906, 20 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 813, 906, 20 is 1.
GCF(813, 906, 20) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
∴ GCF of numbers is 1 because of no common factors present between them.
Factors of 813
List of positive integer factors of 813 that divides 813 without a remainder.
1,3,271,813
Factors of 906
List of positive integer factors of 906 that divides 906 without a remainder.
1,2,3,6,151,302,453,906
Factors of 20
List of positive integer factors of 20 that divides 20 without a remainder.
1,2,4,5,10,20
Greatest Common Factor
We found the factors 813,906,20 . The biggest common factor number is the GCF number.
So the greatest common factor 813,906,20 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 813, 906, 20?
Answer: GCF of 813, 906, 20 is 1.
2. How to Find the GCF of 813, 906, 20
Answer: Greatest Common Factor(GCF) of 813, 906, 20 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(813, 906, 20) = 1.