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What is the greatest factor of 21 and 306?

Anonymous

∙ 12y ago

Updated: 8/20/2019

The GCF is 3.

Wiki User

∙ 12y ago

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Related Questions

What is the greatest common factor of 21 22 and 306?

The GCF of 21, 22, and 306 is 1.

What is the greatest common factor of 21 and 306?

The greatest common factor (GCF) of 21 and 306 is 3. To find the GCF, you need to identify the factors of each number. The factors of 21 are 1, 3, 7, and 21, while the factors of 306 are 1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, and 306. The largest number that both 21 and 306 share as a factor is 3, making it the greatest common factor.

What is the greatest common factor of 306?

There is not a greatest common factor of a single number, such as 306, because there cannot be a greatest common factor without two or more numbers to compare. Common factors are factors that the numbers being compared have in common. The greatest common factor is the largest factor that all the numbers being compared have in common. The factors of 306 are 1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, and 306. The prime factors of 306 are 2, 3, 3, and 17. Examples: The greatest common factor of 27 and 306 is 9. The greatest common factor of 128 and 306 is 2. The greatest common factor of 306 and 765 is 153.

What is the greatest common factor of 16 and 21?

The greatest factor of 21 and 16 is 21, which is a factor of 21 but not of 16.

What is the greatest common factor of 63 171 and 306?

The GCF of 63, 171, and 306 is 9.

What is the greatest common factor of 77 and 21?

The greatest common factor of 21 and 77 is 7.

What is the greatest common factor of 153 306 and 207?

The GCF is 9.

Why is 21 the greatest common factor in 21 and 63?

Because 21 is a factor of 63. 21 is the greatest factor of 21. A larger number doesn't exist.

What is the greatest common factor of 21 63 and 84?

The Greatest Common Factor of 21, 63, 84: 21

What is the greatest common factor of 21 and 75?

The greatest common factor of 21 and 75 is 3.

What is the greatest common factor of 21 and 162?

The greatest common factor of 21 and 162 is 3.

What is the greatest common factor of 21 and 322?

The greatest common factor of 21 and 322 is 7.

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