What is the Greatest Common Factor of 68645 and 68649?

Greatest common factor (GCF) of 68645 and 68649 is 1.

GCF(68645,68649) = 1

We will now calculate the prime factors of 68645 and 68649, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68645 and 68649.

How to find the GCF of 68645 and 68649?

We will first find the prime factorization of 68645 and 68649. After we will calculate the factors of 68645 and 68649 and find the biggest common factor number .

Step-1: Prime Factorization of 68645

Prime factors of 68645 are 5, 13729. Prime factorization of 68645 in exponential form is:

68645 = 5¹ × 13729¹

Step-2: Prime Factorization of 68649

Prime factors of 68649 are 3, 7, 467. Prime factorization of 68649 in exponential form is:

68649 = 3¹ × 7² × 467¹

Step-3: Factors of 68645

List of positive integer factors of 68645 that divides 68645 without a remainder.

1, 5, 13729

Step-4: Factors of 68649

List of positive integer factors of 68649 that divides 68645 without a remainder.

1, 3, 7, 21, 49, 147, 467, 1401, 3269, 9807, 22883

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68645 and 68649. The biggest common factor number is the GCF number.
So the greatest common factor 68645 and 68649 is 1.

Also check out the Least Common Multiple of 68645 and 68649