Question
Find Greatest Common Divisor of 1920 and 10, by listing out the factors.
Answer
The GCD of given numbers is 10.
Explanation
| factors of 1920 are : | 1 , 2 , 3 , 4 , 5 , 6 , 8 , 10 , 12 , 15 , 16 , 20 , 24 , 30 , 32 , 40 , 48 , 60 , 64 , 80 , 96 , 120 , 128 , 160 , 192 , 240 , 320 , 384 , 480 , 640 , 960 , 1920 |
| factors of 10 are : | 1 , 2 , 5 , 10 |
We see that the Greatest Common Factor = 10.
This solution can be visualized using a Venn diagram.
The GCD equals the product of the numbers at the intersection.
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