What is the Greatest Common Factor of 19065 and 19070?

Greatest common factor (GCF) of 19065 and 19070 is 5.

GCF(19065,19070) = 5

We will now calculate the prime factors of 19065 and 19070, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19065 and 19070.

How to find the GCF of 19065 and 19070?

We will first find the prime factorization of 19065 and 19070. After we will calculate the factors of 19065 and 19070 and find the biggest common factor number .

Step-1: Prime Factorization of 19065

Prime factors of 19065 are 3, 5, 31, 41. Prime factorization of 19065 in exponential form is:

19065 = 3¹ × 5¹ × 31¹ × 41¹

Step-2: Prime Factorization of 19070

Prime factors of 19070 are 2, 5, 1907. Prime factorization of 19070 in exponential form is:

19070 = 2¹ × 5¹ × 1907¹

Step-3: Factors of 19065

List of positive integer factors of 19065 that divides 19065 without a remainder.

1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 465, 615, 1271, 3813, 6355

Step-4: Factors of 19070

List of positive integer factors of 19070 that divides 19065 without a remainder.

1, 2, 5, 10, 1907, 3814, 9535

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19065 and 19070. The biggest common factor number is the GCF number.
So the greatest common factor 19065 and 19070 is 5.

Also check out the Least Common Multiple of 19065 and 19070