Greatest Common Factor of 660, 198, 858

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, 198, 858 i.e. 66 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 660, 198, 858 is 66.

GCF(660, 198, 858) = 66

GCF of 660, 198, 858

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

GCF of:

Greatest Common Factor of 660,198,858

GCF of 660,198,858 is 66

2 660, 198, 858
3 330, 99, 429
11 110, 33, 143
10, 3, 13

∴ So the GCF of the given numbers is 2 x 3 x 11 = 66

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 198

List of positive integer factors of 198 that divides 198 without a remainder.

1,2,3,6,9,11,18,22,33,66,99,198

Factors of 858

List of positive integer factors of 858 that divides 858 without a remainder.

1,2,3,6,11,13,22,26,33,39,66,78,143,286,429,858

Greatest Common Factor

We found the factors 660,198,858 . The biggest common factor number is the GCF number.
So the greatest common factor 660,198,858 is 66.

GCF of two or more Numbers Calculation Examples

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Frequently Asked Questions on GCF of 660, 198, 858

1. What is the GCF of 660, 198, 858?

Answer: GCF of 660, 198, 858 is 66.

2. How to Find the GCF of 660, 198, 858

Answer: Greatest Common Factor(GCF) of 660, 198, 858 = 66

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

Step 2: Then multiply all the prime factors GCF(660, 198, 858) = 66.