What is the Greatest Common Factor of 47889 and 47907?

Greatest common factor (GCF) of 47889 and 47907 is 9.

GCF(47889,47907) = 9

We will now calculate the prime factors of 47889 and 47907, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47889 and 47907.

How to find the GCF of 47889 and 47907?

We will first find the prime factorization of 47889 and 47907. After we will calculate the factors of 47889 and 47907 and find the biggest common factor number .

Step-1: Prime Factorization of 47889

Prime factors of 47889 are 3, 17, 313. Prime factorization of 47889 in exponential form is:

47889 = 3² × 17¹ × 313¹

Step-2: Prime Factorization of 47907

Prime factors of 47907 are 3, 5323. Prime factorization of 47907 in exponential form is:

47907 = 3² × 5323¹

Step-3: Factors of 47889

List of positive integer factors of 47889 that divides 47889 without a remainder.

1, 3, 9, 17, 51, 153, 313, 939, 2817, 5321, 15963

Step-4: Factors of 47907

List of positive integer factors of 47907 that divides 47889 without a remainder.

1, 3, 9, 5323, 15969

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47889 and 47907. The biggest common factor number is the GCF number.
So the greatest common factor 47889 and 47907 is 9.

Also check out the Least Common Multiple of 47889 and 47907