what is the greatest common factor for numbers 18?
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The factors of 18 are 1, 2, 3, 6, 9, 18. The factors of 27 are 1, 3, 9, 27. The common factors of 18 and 27 are 1, 3 and 9. The greatest common factor of 18 and 27 is 9.
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1, 2, 3, 4, 6, 9, 12, 18, and 36. 1, 2, 3, 6, 9, 18, 27, and 54. Although the numbers in bold are all common factors of both 36 and 54, 18 is the greatest common factor. The second method to find the greatest common factor is to list the prime factors, then multiply the common prime factors.
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We found the factors and prime factorization of 18 and 32. The biggest common factor number is the GCF number. So the greatest common factor 18 and 32 is 2.
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There is only one greatest common factor of 36 and 90 which is 18. There are also a number of common factors including 1, 2, 3, 6, 9, 18.
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Example 1: 6 is the greatest common factor of 12 and 18.
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We found the factors and prime factorization of 8 and 18. The biggest common factor number is the GCF number. So the greatest common factor 8 and 18 is 2.
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Greatest common factor (GCF) of 18 and 30 is 6. We will now calculate the prime factors of 18 and 30, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18 and 30.
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Greatest Common Factor of 18 and 36. Greatest common factor (GCF) of 18 and 36 is 18. We will now calculate the prime factors of 18 and 36, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18 and 36.
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Greatest common factor (GCF) of 3 and 18 is 3. We will now calculate the prime factors of 3 and 18, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3 and 18.
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Greatest common factor (GCF) of 7 and 18 is 1. We will now calculate the prime factors of 7 and 18, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7 and 18.
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We found the factors and prime factorization of 6 and 18. The biggest common factor number is the GCF number. So the greatest common factor 6 and 18 is 6.
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Factors of 14 = 1, 2, 7 and 14. Factors of 18 = 1, 2, 3, 6, 9 and 18. Therefore, common factor of 14 and 18 = 1 and 2. Highest common factor (H.C.F) of 14 and 18 = 2.
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Greatest common factor (GCF) of 12 and 18 is 6. We will now calculate the prime factors of 12 and 18, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12 and 18.
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We found the factors and prime factorization of 18 and 36. The biggest common factor number is the GCF number. So the greatest common factor 18 and 36 is 18.
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Greatest Common Factor of 18 and 56. Greatest common factor (GCF) of 18 and 56 is 2.
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The common factors of 18 and 39 are 3, 1, intersecting the two sets above. In the intersection factors of 18 ∩ factors of 39 the greatest element is 3. Therefore, the greatest common factor of 18 and 39 is 3.
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Greatest Common Factor of 11 and 18. Greatest common factor (GCF) of 11 and 18 is 1.