What is the Greatest Common Factor of 51220 and 51226?

Greatest common factor (GCF) of 51220 and 51226 is 2.

GCF(51220,51226) = 2

We will now calculate the prime factors of 51220 and 51226, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 51220 and 51226.

How to find the GCF of 51220 and 51226?

We will first find the prime factorization of 51220 and 51226. After we will calculate the factors of 51220 and 51226 and find the biggest common factor number .

Step-1: Prime Factorization of 51220

Prime factors of 51220 are 2, 5, 13, 197. Prime factorization of 51220 in exponential form is:

51220 = 2² × 5¹ × 13¹ × 197¹

Step-2: Prime Factorization of 51226

Prime factors of 51226 are 2, 7, 3659. Prime factorization of 51226 in exponential form is:

51226 = 2¹ × 7¹ × 3659¹

Step-3: Factors of 51220

List of positive integer factors of 51220 that divides 51220 without a remainder.

1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1970, 2561, 3940, 5122, 10244, 12805, 25610

Step-4: Factors of 51226

List of positive integer factors of 51226 that divides 51220 without a remainder.

1, 2, 7, 14, 3659, 7318, 25613

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 51220 and 51226. The biggest common factor number is the GCF number.
So the greatest common factor 51220 and 51226 is 2.

Also check out the Least Common Multiple of 51220 and 51226