Greatest Common Factor of 728, 1620

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 728, 1620 i.e. 4 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 728, 1620 is 4.

GCF(728, 1620) = 4

GCF of 728, 1620

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

GCF of:

Greatest Common Factor of 728,1620

GCF of 728,1620 is 4

2 728, 1620
2 364, 810
182, 405

∴ So the GCF of the given numbers is 2 x 2 = 4

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

Factors of 728

List of positive integer factors of 728 that divides 728 without a remainder.

1,2,4,7,8,13,14,26,28,52,56,91,104,182,364,728

Factors of 1620

List of positive integer factors of 1620 that divides 1620 without a remainder.

1,2,3,4,5,6,9,10,12,15,18,20,27,30,36,45,54,60,81,90,108,135,162,180,270,324,405,540,810,1620

Greatest Common Factor

We found the factors 728,1620 . The biggest common factor number is the GCF number.
So the greatest common factor 728,1620 is 4.

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 728, 1620

1. What is the GCF of 728, 1620?

Answer: GCF of 728, 1620 is 4.

2. How to Find the GCF of 728, 1620

Answer: Greatest Common Factor(GCF) of 728, 1620 = 4

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

Step 2: Then multiply all the prime factors GCF(728, 1620) = 4.