What is the Greatest Common Factor of 19170 and 19187?

Greatest common factor (GCF) of 19170 and 19187 is 1.

GCF(19170,19187) = 1

We will now calculate the prime factors of 19170 and 19187, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19170 and 19187.

How to find the GCF of 19170 and 19187?

We will first find the prime factorization of 19170 and 19187. After we will calculate the factors of 19170 and 19187 and find the biggest common factor number .

Step-1: Prime Factorization of 19170

Prime factors of 19170 are 2, 3, 5, 71. Prime factorization of 19170 in exponential form is:

19170 = 2¹ × 3³ × 5¹ × 71¹

Step-2: Prime Factorization of 19187

Prime factors of 19187 are 7, 2741. Prime factorization of 19187 in exponential form is:

19187 = 7¹ × 2741¹

Step-3: Factors of 19170

List of positive integer factors of 19170 that divides 19170 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 1065, 1278, 1917, 2130, 3195, 3834, 6390, 9585

Step-4: Factors of 19187

List of positive integer factors of 19187 that divides 19170 without a remainder.

1, 7, 2741

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19170 and 19187. The biggest common factor number is the GCF number.
So the greatest common factor 19170 and 19187 is 1.

Also check out the Least Common Multiple of 19170 and 19187