What is the Greatest Common Factor of 6545 and 6557?

Greatest common factor (GCF) of 6545 and 6557 is 1.

GCF(6545,6557) = 1

We will now calculate the prime factors of 6545 and 6557, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6545 and 6557.

How to find the GCF of 6545 and 6557?

We will first find the prime factorization of 6545 and 6557. After we will calculate the factors of 6545 and 6557 and find the biggest common factor number .

Step-1: Prime Factorization of 6545

Prime factors of 6545 are 5, 7, 11, 17. Prime factorization of 6545 in exponential form is:

6545 = 5¹ × 7¹ × 11¹ × 17¹

Step-2: Prime Factorization of 6557

Prime factors of 6557 are 79, 83. Prime factorization of 6557 in exponential form is:

6557 = 79¹ × 83¹

Step-3: Factors of 6545

List of positive integer factors of 6545 that divides 6545 without a remainder.

1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309

Step-4: Factors of 6557

List of positive integer factors of 6557 that divides 6545 without a remainder.

1, 79, 83

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6545 and 6557. The biggest common factor number is the GCF number.
So the greatest common factor 6545 and 6557 is 1.

Also check out the Least Common Multiple of 6545 and 6557