Best Answer

Factors of 18: 1, 2, 3, 6, 9, 18.

Factors of 45: 1, 3, 5, 9, 15, 45.

Factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72.

GCF (18, 45, 72) = 9

More answers

greatest common factor of 18.72.180 is 18.

The GCF is 18.

It is 9

Q: What is the greatest common factor of 18 45 72?

Write your answer...

Submit

Still have questions?

Continue Learning about Movies & Television

The Greatest Common Factor (GCF) is: 9

The GCF is 9.

The GCF is 3.

The answer to this problem is simple, the Greatest Common Factor (GCF) is 27.

90/2 = 45

Related questions

9 is the greatest common factor of 18, 45 and 54.

The Greatest Common Factor of 45, 85, 63 and 18 is 1.

The GCF is 3.

The greatest common factor (GCF) of 18, 45, and 144 is 9.

The greatest common factor of 18 and 45 is 9.

The Greatest Common Factor (GCF) is: 9

The Greatest Common Factor of 18, 36, and 45 is 9

The GCF is 9.

It is 9

The GCF is 9.

It is: 9

The LCM of 18 and 45 is 90, and their GCF is 9.