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The GCF is 3.

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Q: What is the highest common factor of 6 21 and 36?
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Related questions

What is the biggest number that can go into 21 and 36?

It the highest common factor, and that is 3.


What is the highest common factor of 40 and 36?

The highest common factor of 40 and 36 is 4


What is the common factor of 18 36?

You need at least two numbers to find a GCF.


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The Highest Common Factor is: 4


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The highest common factor of the numbers 36, 60 and 72 is 12.


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The highest common factor of two numbers is always equal to the smallest number if that number is a factor of the larger number. This is the case here. Since 6 is a factor of 36, 6 is the highest common factor of 6 and 36.


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The Greatest Common Factor of 12, 36, 21 is 3.


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Is 72 a factor?

The highest common factor of 36 and 72 is 36


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The highest common factor of 36 and 20 is 4


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36 and 24's highest common factor is 12.


Highest common factor of 36and 42 and 54?

Highest common factor of 36, 42, and 54 is 6.