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 340, 6420 i.e. 20 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 340, 6420 is 20.
GCF(340, 6420) = 20
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
2 | 340, 6420 |
2 | 170, 3210 |
5 | 85, 1605 |
17, 321 |
∴ So the GCF of the given numbers is 2 x 2 x 5 = 20
Factors of 340
List of positive integer factors of 340 that divides 340 without a remainder.
1,2,4,5,10,17,20,34,68,85,170,340
Factors of 6420
List of positive integer factors of 6420 that divides 6420 without a remainder.
1,2,3,4,5,6,10,12,15,20,30,60,107,214,321,428,535,642,1070,1284,1605,2140,3210,6420
Greatest Common Factor
We found the factors 340,6420 . The biggest common factor number is the GCF number.
So the greatest common factor 340,6420 is 20.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 340, 6420?
Answer: GCF of 340, 6420 is 20.
2. How to Find the GCF of 340, 6420
Answer: Greatest Common Factor(GCF) of 340, 6420 = 20
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(340, 6420) = 20.