What is the Greatest Common Factor of 47170 and 47185?

Greatest common factor (GCF) of 47170 and 47185 is 5.

GCF(47170,47185) = 5

We will now calculate the prime factors of 47170 and 47185, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47170 and 47185.

How to find the GCF of 47170 and 47185?

We will first find the prime factorization of 47170 and 47185. After we will calculate the factors of 47170 and 47185 and find the biggest common factor number .

Step-1: Prime Factorization of 47170

Prime factors of 47170 are 2, 5, 53, 89. Prime factorization of 47170 in exponential form is:

47170 = 2¹ × 5¹ × 53¹ × 89¹

Step-2: Prime Factorization of 47185

Prime factors of 47185 are 5, 9437. Prime factorization of 47185 in exponential form is:

47185 = 5¹ × 9437¹

Step-3: Factors of 47170

List of positive integer factors of 47170 that divides 47170 without a remainder.

1, 2, 5, 10, 53, 89, 106, 178, 265, 445, 530, 890, 4717, 9434, 23585

Step-4: Factors of 47185

List of positive integer factors of 47185 that divides 47170 without a remainder.

1, 5, 9437

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47170 and 47185. The biggest common factor number is the GCF number.
So the greatest common factor 47170 and 47185 is 5.

Also check out the Least Common Multiple of 47170 and 47185