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What is a common factor for 24 and 72?
2 is a common factor of 24 and 72.
What is the greatest common factor for 42 and 21?
21 itself is the greatest common integral factor, since 21 X 2 = 42.
What is the common factor for 6 and 21?
6 factors into [2 3] 21 factors into [3 7] Common factor is [3]◄
What is the prime factorization of 72 to find the Geartest common factor?
2 x 2 x 2 x 3 x 3 = 72
What is the greatest common factor of 32 72 and 88?
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 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72. The factors of 88 are 1, 2, 4, 8, 11, 22, 44, and 88. The common factors are 1, 2, 4, and 8. Therefore, the greatest common factor is 8. 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 72 are 2, 2, 2, 3, and 3. The prime factors of 88 are 2, 2, 2, and 11. The prime factors in common are 2, 2, and 2, so the greatest common factor is 2 x 2 x 2 = 8.
