What is the Greatest Common Factor of 6530 and 6543?

Greatest common factor (GCF) of 6530 and 6543 is 1.

GCF(6530,6543) = 1

We will now calculate the prime factors of 6530 and 6543, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6530 and 6543.

How to find the GCF of 6530 and 6543?

We will first find the prime factorization of 6530 and 6543. After we will calculate the factors of 6530 and 6543 and find the biggest common factor number .

Step-1: Prime Factorization of 6530

Prime factors of 6530 are 2, 5, 653. Prime factorization of 6530 in exponential form is:

6530 = 2¹ × 5¹ × 653¹

Step-2: Prime Factorization of 6543

Prime factors of 6543 are 3, 727. Prime factorization of 6543 in exponential form is:

6543 = 3² × 727¹

Step-3: Factors of 6530

List of positive integer factors of 6530 that divides 6530 without a remainder.

1, 2, 5, 10, 653, 1306, 3265

Step-4: Factors of 6543

List of positive integer factors of 6543 that divides 6530 without a remainder.

1, 3, 9, 727, 2181

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6530 and 6543. The biggest common factor number is the GCF number.
So the greatest common factor 6530 and 6543 is 1.

Also check out the Least Common Multiple of 6530 and 6543