Greatest Common Factor of 664, 644

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 664, 644 i.e. 4 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 664, 644 is 4.

GCF(664, 644) = 4

GCF of 664, 644

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

GCF of:

Greatest Common Factor of 664,644

GCF of 664,644 is 4

2 664, 644
2 332, 322
166, 161

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

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

Factors of 664

List of positive integer factors of 664 that divides 664 without a remainder.

1,2,4,8,83,166,332,664

Factors of 644

List of positive integer factors of 644 that divides 644 without a remainder.

1,2,4,7,14,23,28,46,92,161,322,644

Greatest Common Factor

We found the factors 664,644 . The biggest common factor number is the GCF number.
So the greatest common factor 664,644 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 664, 644

1. What is the GCF of 664, 644?

Answer: GCF of 664, 644 is 4.

2. How to Find the GCF of 664, 644

Answer: Greatest Common Factor(GCF) of 664, 644 = 4

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

Step 2: Then multiply all the prime factors GCF(664, 644) = 4.