What is the Greatest Common Factor of 67730 and 67743?

Greatest common factor (GCF) of 67730 and 67743 is 13.

GCF(67730,67743) = 13

We will now calculate the prime factors of 67730 and 67743, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67730 and 67743.

How to find the GCF of 67730 and 67743?

We will first find the prime factorization of 67730 and 67743. After we will calculate the factors of 67730 and 67743 and find the biggest common factor number .

Step-1: Prime Factorization of 67730

Prime factors of 67730 are 2, 5, 13, 521. Prime factorization of 67730 in exponential form is:

67730 = 2¹ × 5¹ × 13¹ × 521¹

Step-2: Prime Factorization of 67743

Prime factors of 67743 are 3, 13, 193. Prime factorization of 67743 in exponential form is:

67743 = 3³ × 13¹ × 193¹

Step-3: Factors of 67730

List of positive integer factors of 67730 that divides 67730 without a remainder.

1, 2, 5, 10, 13, 26, 65, 130, 521, 1042, 2605, 5210, 6773, 13546, 33865

Step-4: Factors of 67743

List of positive integer factors of 67743 that divides 67730 without a remainder.

1, 3, 9, 13, 27, 39, 117, 193, 351, 579, 1737, 2509, 5211, 7527, 22581

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67730 and 67743. The biggest common factor number is the GCF number.
So the greatest common factor 67730 and 67743 is 13.

Also check out the Least Common Multiple of 67730 and 67743