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 40, 80, 660 i.e. 20 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 40, 80, 660 is 20.
GCF(40, 80, 660) = 20
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
2 | 40, 80, 660 |
2 | 20, 40, 330 |
5 | 10, 20, 165 |
2, 4, 33 |
∴ So the GCF of the given numbers is 2 x 2 x 5 = 20
Factors of 40
List of positive integer factors of 40 that divides 40 without a remainder.
1,2,4,5,8,10,20,40
Factors of 80
List of positive integer factors of 80 that divides 80 without a remainder.
1,2,4,5,8,10,16,20,40,80
Factors of 660
List of positive integer factors of 660 that divides 660 without a remainder.
1,2,3,4,5,6,10,11,12,15,20,22,30,33,44,55,60,66,110,132,165,220,330,660
Greatest Common Factor
We found the factors 40,80,660 . The biggest common factor number is the GCF number.
So the greatest common factor 40,80,660 is 20.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 40, 80, 660?
Answer: GCF of 40, 80, 660 is 20.
2. How to Find the GCF of 40, 80, 660
Answer: Greatest Common Factor(GCF) of 40, 80, 660 = 20
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(40, 80, 660) = 20.