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 638, 7920 i.e. 22 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 638, 7920 is 22.
GCF(638, 7920) = 22
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
2 | 638, 7920 |
11 | 319, 3960 |
29, 360 |
∴ So the GCF of the given numbers is 2 x 11 = 22
Factors of 638
List of positive integer factors of 638 that divides 638 without a remainder.
1,2,11,22,29,58,319,638
Factors of 7920
List of positive integer factors of 7920 that divides 7920 without a remainder.
1,2,3,4,5,6,8,9,10,11,12,15,16,18,20,22,24,30,33,36,40,44,45,48,55,60,66,72,80,88,90,99,110,120,132,144,165,176,180,198,220,240,264,330,360,396,440,495,528,660,720,792,880,990,1320,1584,1980,2640,3960,7920
Greatest Common Factor
We found the factors 638,7920 . The biggest common factor number is the GCF number.
So the greatest common factor 638,7920 is 22.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 638, 7920?
Answer: GCF of 638, 7920 is 22.
2. How to Find the GCF of 638, 7920
Answer: Greatest Common Factor(GCF) of 638, 7920 = 22
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(638, 7920) = 22.