What is the Greatest Common Factor of 19365 and 19378?

Greatest common factor (GCF) of 19365 and 19378 is 1.

GCF(19365,19378) = 1

We will now calculate the prime factors of 19365 and 19378, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19365 and 19378.

How to find the GCF of 19365 and 19378?

We will first find the prime factorization of 19365 and 19378. After we will calculate the factors of 19365 and 19378 and find the biggest common factor number .

Step-1: Prime Factorization of 19365

Prime factors of 19365 are 3, 5, 1291. Prime factorization of 19365 in exponential form is:

19365 = 3¹ × 5¹ × 1291¹

Step-2: Prime Factorization of 19378

Prime factors of 19378 are 2, 9689. Prime factorization of 19378 in exponential form is:

19378 = 2¹ × 9689¹

Step-3: Factors of 19365

List of positive integer factors of 19365 that divides 19365 without a remainder.

1, 3, 5, 15, 1291, 3873, 6455

Step-4: Factors of 19378

List of positive integer factors of 19378 that divides 19365 without a remainder.

1, 2, 9689

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19365 and 19378. The biggest common factor number is the GCF number.
So the greatest common factor 19365 and 19378 is 1.

Also check out the Least Common Multiple of 19365 and 19378