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What is the Greatest Common Factor of 66734 and 66740?

Greatest common factor (GCF) of 66734 and 66740 is 2.

GCF(66734,66740) = 2

We will now calculate the prime factors of 66734 and 66740, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66734 and 66740.

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How to find the GCF of 66734 and 66740?

We will first find the prime factorization of 66734 and 66740. After we will calculate the factors of 66734 and 66740 and find the biggest common factor number .

Step-1: Prime Factorization of 66734

Prime factors of 66734 are 2, 61, 547. Prime factorization of 66734 in exponential form is:

66734 = 21 × 611 × 5471

Step-2: Prime Factorization of 66740

Prime factors of 66740 are 2, 5, 47, 71. Prime factorization of 66740 in exponential form is:

66740 = 22 × 51 × 471 × 711

Step-3: Factors of 66734

List of positive integer factors of 66734 that divides 66734 without a remainder.

1, 2, 61, 122, 547, 1094, 33367

Step-4: Factors of 66740

List of positive integer factors of 66740 that divides 66734 without a remainder.

1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 355, 470, 710, 940, 1420, 3337, 6674, 13348, 16685, 33370

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66734 and 66740. The biggest common factor number is the GCF number.
So the greatest common factor 66734 and 66740 is 2.

Also check out the Least Common Multiple of 66734 and 66740