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 490, 438, 18 i.e. 2 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 490, 438, 18 is 2.
GCF(490, 438, 18) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
2 | 490, 438, 18 |
245, 219, 9 |
∴ So the GCF of the given numbers is 2 = 2
Factors of 490
List of positive integer factors of 490 that divides 490 without a remainder.
1,2,5,7,10,14,35,49,70,98,245,490
Factors of 438
List of positive integer factors of 438 that divides 438 without a remainder.
1,2,3,6,73,146,219,438
Factors of 18
List of positive integer factors of 18 that divides 18 without a remainder.
1,2,3,6,9,18
Greatest Common Factor
We found the factors 490,438,18 . The biggest common factor number is the GCF number.
So the greatest common factor 490,438,18 is 2.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 490, 438, 18?
Answer: GCF of 490, 438, 18 is 2.
2. How to Find the GCF of 490, 438, 18
Answer: Greatest Common Factor(GCF) of 490, 438, 18 = 2
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(490, 438, 18) = 2.