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 70, 40, 820 i.e. 10 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 70, 40, 820 is 10.
GCF(70, 40, 820) = 10
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
2 | 70, 40, 820 |
5 | 35, 20, 410 |
7, 4, 82 |
∴ So the GCF of the given numbers is 2 x 5 = 10
Factors of 70
List of positive integer factors of 70 that divides 70 without a remainder.
1,2,5,7,10,14,35,70
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 820
List of positive integer factors of 820 that divides 820 without a remainder.
1,2,4,5,10,20,41,82,164,205,410,820
Greatest Common Factor
We found the factors 70,40,820 . The biggest common factor number is the GCF number.
So the greatest common factor 70,40,820 is 10.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 70, 40, 820?
Answer: GCF of 70, 40, 820 is 10.
2. How to Find the GCF of 70, 40, 820
Answer: Greatest Common Factor(GCF) of 70, 40, 820 = 10
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(70, 40, 820) = 10.