The GCD of given numbers is 1.
| factors of 50 are : | 1 , 2 , 5 , 10 , 25 , 50 |
| factors of 23 are : | 1 , 23 |
We see that the Greatest Common Factor = 1.
This solution can be visualized using a Venn diagram.
The GCD equals the product of the numbers at the intersection.