Question
Find Greatest Common Divisor of 234 and 531, by listing out the factors.
Answer
The GCD of given numbers is 9.
Explanation
| factors of 234 are : | 1 , 2 , 3 , 6 , 9 , 13 , 18 , 26 , 39 , 78 , 117 , 234 |
| factors of 531 are : | 1 , 3 , 9 , 59 , 177 , 531 |
We see that the Greatest Common Factor = 9.
This solution can be visualized using a Venn diagram.
The GCD equals the product of the numbers at the intersection.
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