What is the Greatest Common Factor of 51909 and 51922?

Greatest common factor (GCF) of 51909 and 51922 is 13.

GCF(51909,51922) = 13

We will now calculate the prime factors of 51909 and 51922, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 51909 and 51922.

How to find the GCF of 51909 and 51922?

We will first find the prime factorization of 51909 and 51922. After we will calculate the factors of 51909 and 51922 and find the biggest common factor number .

Step-1: Prime Factorization of 51909

Prime factors of 51909 are 3, 11, 13. Prime factorization of 51909 in exponential form is:

51909 = 3¹ × 11³ × 13¹

Step-2: Prime Factorization of 51922

Prime factors of 51922 are 2, 13, 1997. Prime factorization of 51922 in exponential form is:

51922 = 2¹ × 13¹ × 1997¹

Step-3: Factors of 51909

List of positive integer factors of 51909 that divides 51909 without a remainder.

1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1331, 1573, 3993, 4719, 17303

Step-4: Factors of 51922

List of positive integer factors of 51922 that divides 51909 without a remainder.

1, 2, 13, 26, 1997, 3994, 25961

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 51909 and 51922. The biggest common factor number is the GCF number.
So the greatest common factor 51909 and 51922 is 13.

Also check out the Least Common Multiple of 51909 and 51922