Find Greatest Common Divisor of 39 and 65, by listing out the factors.
Answer
The GCD of given numbers is 13.
Explanation
| factors of 39 are : | 1 , 3 , 13 , 39 |
| factors of 65 are : | 1 , 5 , 13 , 65 |
We see that the Greatest Common Factor = 13.
This solution can be visualized using a Venn diagram.
The GCD equals the product of the numbers at the intersection.
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