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 978, 1290 i.e. 6 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 978, 1290 is 6.
GCF(978, 1290) = 6
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
2 | 978, 1290 |
3 | 489, 645 |
163, 215 |
∴ So the GCF of the given numbers is 2 x 3 = 6
Factors of 978
List of positive integer factors of 978 that divides 978 without a remainder.
1,2,3,6,163,326,489,978
Factors of 1290
List of positive integer factors of 1290 that divides 1290 without a remainder.
1,2,3,5,6,10,15,30,43,86,129,215,258,430,645,1290
Greatest Common Factor
We found the factors 978,1290 . The biggest common factor number is the GCF number.
So the greatest common factor 978,1290 is 6.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 978, 1290?
Answer: GCF of 978, 1290 is 6.
2. How to Find the GCF of 978, 1290
Answer: Greatest Common Factor(GCF) of 978, 1290 = 6
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(978, 1290) = 6.