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Q: What is the greatest prime factors of 45 and 108?

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Just 3.

The GCF is 9.

The common factors of 45 and 108 are: 1, 3 & 9.

The GCF of 108 and 45 is 9.

The GCF of 10 and 45 is 5 The factors of 10 are 1, 2, 5, and 10. The factors of 45 are 1, 3, 5, 9, 15, and 45. The largest factor they have in common is 5, so 5 is the greatest common factor. Or, you can use prime factors. The prime factors of 10 are 2 and 5. The prime factors of 45 are 3, 3, and 5. The prime factors they have in common are a single 5, so 5 is the greatest common factor.

The greatest common factor of 8 and 45 is 1. The numbers 8 and 45 have no prime factors in common.

45

No. Prime factors of 27: 3 3 3 Prime factors of 45: 3 3 5 Both have two factors of 3, so the greatest common factor is 9.

The GCF of 21 and 45 is 3. One way to determine the greatest common factor is to find all the factors of the numbers and compare them. The factors of 21 are 1, 3, 7, and 21. The factors of 45 are 1, 3, 5, 9, 15, and 45. The common factors are 1 and 3. Therefore, the greatest common factor is 3. The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 21 are 3 and 7. The prime factors of 45 are 3, 3, and 5. The prime factors in common are a single 3, so the greatest common factor is 3.

The Greatest Common Factor of 27, 45, 108, 126: 9The greatest common factor of 27 45 108 and 126 is: 9

The GCF of 32 and 45 is 1. One way to determine the greatest common factor is to find all the factors of the numbers and compare them. The factors of 32 are 1, 2, 4, 8, 16, and 32. The factors of 45 are 1, 3, 5, 9, 15, and 45. The common factors are 1. Therefore, 1 is the greatest common factor, which means they are relatively prime. The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 32 are 2, 2, 2, 2, and 2. The prime factors of 45 are 3, 3, and 5. They have no prime factors in common, so they are relatively prime.

The highest common factor of 108 and 45 is 9

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