The greatest (or largest) factor of 45 is 45. The next largest factor is 15.
The greatest prime factors are 5 (for 45) and 3 (for 108).
The factors of 45 are: 1, 3, 5, 9, 15, 45.
The greatest common factor of 45 and 63 is 9.
The factors of 45 are 1,3,5,9,15 and 45. For them to be common, they need to be compared with another set of factors.
The greatest common factors of 10 40 and 45 is 5
The Greatest Common Factor is 15.
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15
The greatest common factor of 8 and 45 is 1. The numbers 8 and 45 have no prime factors in common.
The Greatest Common Factor (GCF) is: 9
The Greatest Common Factor is one.
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.