Greatest Common Factor of 660, 340

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 660, 340 i.e. 20 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 660, 340 is 20.

GCF(660, 340) = 20

GCF of 660, 340

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

GCF of:

Greatest Common Factor of 660,340

GCF of 660,340 is 20

2 660, 340
2 330, 170
5 165, 85
33, 17

∴ So the GCF of the given numbers is 2 x 2 x 5 = 20

Greatest Common Factor (GCF) By Matching Biggest Common Factor Method

Factors of 660

List of positive integer factors of 660 that divides 660 without a remainder.

1,2,3,4,5,6,10,11,12,15,20,22,30,33,44,55,60,66,110,132,165,220,330,660

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

Greatest Common Factor

We found the factors 660,340 . The biggest common factor number is the GCF number.
So the greatest common factor 660,340 is 20.

GCF of two or more Numbers Calculation Examples

Here are some samples of GCF of two or more Numbers calculations.

Frequently Asked Questions on GCF of 660, 340

1. What is the GCF of 660, 340?

Answer: GCF of 660, 340 is 20.

2. How to Find the GCF of 660, 340

Answer: Greatest Common Factor(GCF) of 660, 340 = 20

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(660, 340) = 20.