Greatest Common Factor of 639, 72
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 639, 72 i.e. 9 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 639, 72 is 9.
GCF(639, 72) = 9
GCF of 639, 72
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
- Greatest Common Factor of 639, 72 by common division method
- Greatest Common Factor of 639, 72 with matching the biggest common factor
GCF of 639,72 is 9
| 3 | 639, 72 |
| 3 | 213, 24 |
| 71, 8 |
∴ So the GCF of the given numbers is 3 x 3 = 9
Factors of 639
List of positive integer factors of 639 that divides 639 without a remainder.
1,3,9,71,213,639
Factors of 72
List of positive integer factors of 72 that divides 72 without a remainder.
1,2,3,4,6,8,9,12,18,24,36,72
Greatest Common Factor
We found the factors 639,72 . The biggest common factor number is the GCF number.
So the greatest common factor 639,72 is 9.
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 639, 72
1. What is the GCF of 639, 72?
Answer: GCF of 639, 72 is 9.
2. How to Find the GCF of 639, 72
Answer: Greatest Common Factor(GCF) of 639, 72 = 9
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(639, 72) = 9.