Greatest Common Factor of 855, 720
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 855, 720 i.e. 45 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 855, 720 is 45.
GCF(855, 720) = 45
GCF of 855, 720
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
- Greatest Common Factor of 855, 720 by common division method
- Greatest Common Factor of 855, 720 with matching the biggest common factor
GCF of 855,720 is 45
| 3 | 855, 720 |
| 3 | 285, 240 |
| 5 | 95, 80 |
| 19, 16 |
∴ So the GCF of the given numbers is 3 x 3 x 5 = 45
Factors of 855
List of positive integer factors of 855 that divides 855 without a remainder.
1,3,5,9,15,19,45,57,95,171,285,855
Factors of 720
List of positive integer factors of 720 that divides 720 without a remainder.
1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720
Greatest Common Factor
We found the factors 855,720 . The biggest common factor number is the GCF number.
So the greatest common factor 855,720 is 45.
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 855, 720
1. What is the GCF of 855, 720?
Answer: GCF of 855, 720 is 45.
2. How to Find the GCF of 855, 720
Answer: Greatest Common Factor(GCF) of 855, 720 = 45
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(855, 720) = 45.