Greatest Common Factor of 66, 90, 642

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 66, 90, 642 i.e. 6 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 66, 90, 642 is 6.

GCF(66, 90, 642) = 6

GCF of 66, 90, 642

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

GCF of:

Greatest Common Factor of 66,90,642

GCF of 66,90,642 is 6

2 66, 90, 642
3 33, 45, 321
11, 15, 107

∴ So the GCF of the given numbers is 2 x 3 = 6

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

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Greatest Common Factor

We found the factors 66,90,642 . The biggest common factor number is the GCF number.
So the greatest common factor 66,90,642 is 6.

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 66, 90, 642

1. What is the GCF of 66, 90, 642?

Answer: GCF of 66, 90, 642 is 6.

2. How to Find the GCF of 66, 90, 642

Answer: Greatest Common Factor(GCF) of 66, 90, 642 = 6

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

Step 2: Then multiply all the prime factors GCF(66, 90, 642) = 6.