What is the Greatest Common Factor of 19430 and 19434?

Greatest common factor (GCF) of 19430 and 19434 is 2.

GCF(19430,19434) = 2

We will now calculate the prime factors of 19430 and 19434, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19430 and 19434.

How to find the GCF of 19430 and 19434?

We will first find the prime factorization of 19430 and 19434. After we will calculate the factors of 19430 and 19434 and find the biggest common factor number .

Step-1: Prime Factorization of 19430

Prime factors of 19430 are 2, 5, 29, 67. Prime factorization of 19430 in exponential form is:

19430 = 2¹ × 5¹ × 29¹ × 67¹

Step-2: Prime Factorization of 19434

Prime factors of 19434 are 2, 3, 41, 79. Prime factorization of 19434 in exponential form is:

19434 = 2¹ × 3¹ × 41¹ × 79¹

Step-3: Factors of 19430

List of positive integer factors of 19430 that divides 19430 without a remainder.

1, 2, 5, 10, 29, 58, 67, 134, 145, 290, 335, 670, 1943, 3886, 9715

Step-4: Factors of 19434

List of positive integer factors of 19434 that divides 19430 without a remainder.

1, 2, 3, 6, 41, 79, 82, 123, 158, 237, 246, 474, 3239, 6478, 9717

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19430 and 19434. The biggest common factor number is the GCF number.
So the greatest common factor 19430 and 19434 is 2.

Also check out the Least Common Multiple of 19430 and 19434