What is the Greatest Common Factor of 85170 and 85190?

Greatest common factor (GCF) of 85170 and 85190 is 10.

GCF(85170,85190) = 10

We will now calculate the prime factors of 85170 and 85190, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85170 and 85190.

How to find the GCF of 85170 and 85190?

We will first find the prime factorization of 85170 and 85190. After we will calculate the factors of 85170 and 85190 and find the biggest common factor number .

Step-1: Prime Factorization of 85170

Prime factors of 85170 are 2, 3, 5, 17, 167. Prime factorization of 85170 in exponential form is:

85170 = 2¹ × 3¹ × 5¹ × 17¹ × 167¹

Step-2: Prime Factorization of 85190

Prime factors of 85190 are 2, 5, 7, 1217. Prime factorization of 85190 in exponential form is:

85190 = 2¹ × 5¹ × 7¹ × 1217¹

Step-3: Factors of 85170

List of positive integer factors of 85170 that divides 85170 without a remainder.

1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 167, 170, 255, 334, 501, 510, 835, 1002, 1670, 2505, 2839, 5010, 5678, 8517, 14195, 17034, 28390, 42585

Step-4: Factors of 85190

List of positive integer factors of 85190 that divides 85170 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 1217, 2434, 6085, 8519, 12170, 17038, 42595

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85170 and 85190. The biggest common factor number is the GCF number.
So the greatest common factor 85170 and 85190 is 10.

Also check out the Least Common Multiple of 85170 and 85190