What is the Greatest Common Factor of 47638 and 47647?

Greatest common factor (GCF) of 47638 and 47647 is 1.

GCF(47638,47647) = 1

We will now calculate the prime factors of 47638 and 47647, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47638 and 47647.

How to find the GCF of 47638 and 47647?

We will first find the prime factorization of 47638 and 47647. After we will calculate the factors of 47638 and 47647 and find the biggest common factor number .

Step-1: Prime Factorization of 47638

Prime factors of 47638 are 2, 23819. Prime factorization of 47638 in exponential form is:

47638 = 2¹ × 23819¹

Step-2: Prime Factorization of 47647

Prime factors of 47647 are 29, 31, 53. Prime factorization of 47647 in exponential form is:

47647 = 29¹ × 31¹ × 53¹

Step-3: Factors of 47638

List of positive integer factors of 47638 that divides 47638 without a remainder.

1, 2, 23819

Step-4: Factors of 47647

List of positive integer factors of 47647 that divides 47638 without a remainder.

1, 29, 31, 53, 899, 1537, 1643

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47638 and 47647. The biggest common factor number is the GCF number.
So the greatest common factor 47638 and 47647 is 1.

Also check out the Least Common Multiple of 47638 and 47647