Greatest Common Factor of 687, 1290
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 687, 1290 i.e. 3 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 687, 1290 is 3.
GCF(687, 1290) = 3
GCF of 687, 1290
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
- Greatest Common Factor of 687, 1290 by common division method
- Greatest Common Factor of 687, 1290 with matching the biggest common factor
GCF of 687,1290 is 3
| 3 | 687, 1290 |
| 229, 430 |
∴ So the GCF of the given numbers is 3 = 3
Factors of 687
List of positive integer factors of 687 that divides 687 without a remainder.
1,3,229,687
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 687,1290 . The biggest common factor number is the GCF number.
So the greatest common factor 687,1290 is 3.
GCF of two or more Numbers Calculation Examples
Here are some samples of GCF of two or more Numbers calculations.
Frequently Asked Questions on GCF of 687, 1290
1. What is the GCF of 687, 1290?
Answer: GCF of 687, 1290 is 3.
2. How to Find the GCF of 687, 1290
Answer: Greatest Common Factor(GCF) of 687, 1290 = 3
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(687, 1290) = 3.