What is the Greatest Common Factor of 47210 and 47218?

Greatest common factor (GCF) of 47210 and 47218 is 2.

GCF(47210,47218) = 2

We will now calculate the prime factors of 47210 and 47218, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47210 and 47218.

How to find the GCF of 47210 and 47218?

We will first find the prime factorization of 47210 and 47218. After we will calculate the factors of 47210 and 47218 and find the biggest common factor number .

Step-1: Prime Factorization of 47210

Prime factors of 47210 are 2, 5, 4721. Prime factorization of 47210 in exponential form is:

47210 = 2¹ × 5¹ × 4721¹

Step-2: Prime Factorization of 47218

Prime factors of 47218 are 2, 23609. Prime factorization of 47218 in exponential form is:

47218 = 2¹ × 23609¹

Step-3: Factors of 47210

List of positive integer factors of 47210 that divides 47210 without a remainder.

1, 2, 5, 10, 4721, 9442, 23605

Step-4: Factors of 47218

List of positive integer factors of 47218 that divides 47210 without a remainder.

1, 2, 23609

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47210 and 47218. The biggest common factor number is the GCF number.
So the greatest common factor 47210 and 47218 is 2.

Also check out the Least Common Multiple of 47210 and 47218