what is the greatest common factor shared by 39 and 15?
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The prime factorization of 39 is: 3 x 13. The prime factors and multiplicities 15 and 39 have in common are: 3. 3 is the gcf of 15 and 39. gcf(15,39) = 3.
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We found the factors and prime factorization of 69 and 87. The biggest common factor number is the GCF number. So the greatest common factor 69 and 87 is 3.
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We found the factors and prime factorization of 20 and 40. The biggest common factor number is the GCF number. So the greatest common factor 20 and 40 is 20.
1458064
The factors of 64 are 64, 32, 16, 8, 4, 2, 1. The common factors of 15 and 64 are 1, intersecting the two sets above. In the intersection factors of 15 ∩ factors of 64 the greatest element is 1. Therefore, the greatest common factor of 15 and 64 is 1.
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We found the factors and prime factorization of 18 and 30. The biggest common factor number is the GCF number. So the greatest common factor 18 and 30 is 6.
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Greatest Common Factor of 39 and 54. Greatest common factor (GCF) of 39 and 54 is 3. We will now calculate the prime factors of 39 and 54, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39 and 54.
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The biggest common factor number is the GCF number. So the greatest common factor 30 and 50 is 10.
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Greatest Common Factor of 10 and 40. Greatest common factor (GCF) of 10 and 40 is 10.
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The greatest common factor of 85 and 153 is 17, because 17 is the highest number that is divisible by both numbers.
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Greatest Common Factor of 9 and 15. Greatest common factor (GCF) of 9 and 15 is 3.
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Greatest common factor (GCF) of 15 and 45 is 15. We will now calculate the prime factors of 15 and 45, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15 and 45.
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We found the factors and prime factorization of 9 and 30. The biggest common factor number is the GCF number. So the greatest common factor 9 and 30 is 3.
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The common factors of 30 and 90 are 30, 15, 10, 6, 5, 3, 2, 1, intersecting the two sets above. In the intersection factors of 30 ∩ factors of 90 the greatest element is 30. Therefore, the greatest common factor of 30 and 90 is 30.
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Greatest Common Factor of 10 and 15. Greatest common factor (GCF) of 10 and 15 is 5. We will now calculate the prime factors of 10 and 15, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10 and 15.
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Answer and Explanation: The greatest common factor of 30 and 40 is 10.
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Greatest common factor (GCF) of 15 and 20 is 5. We will now calculate the prime factors of 15 and 20, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15 and 20.
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The greatest common factor of 30 and 40 is 10. To find the greatest common factor, start by identifying all the factors for each of the numbers.