What is the Greatest Common Factor of 30426 and 30430?

Greatest common factor (GCF) of 30426 and 30430 is 2.

GCF(30426,30430) = 2

We will now calculate the prime factors of 30426 and 30430, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30426 and 30430.

How to find the GCF of 30426 and 30430?

We will first find the prime factorization of 30426 and 30430. After we will calculate the factors of 30426 and 30430 and find the biggest common factor number .

Step-1: Prime Factorization of 30426

Prime factors of 30426 are 2, 3, 11, 461. Prime factorization of 30426 in exponential form is:

30426 = 2¹ × 3¹ × 11¹ × 461¹

Step-2: Prime Factorization of 30430

Prime factors of 30430 are 2, 5, 17, 179. Prime factorization of 30430 in exponential form is:

30430 = 2¹ × 5¹ × 17¹ × 179¹

Step-3: Factors of 30426

List of positive integer factors of 30426 that divides 30426 without a remainder.

1, 2, 3, 6, 11, 22, 33, 66, 461, 922, 1383, 2766, 5071, 10142, 15213

Step-4: Factors of 30430

List of positive integer factors of 30430 that divides 30426 without a remainder.

1, 2, 5, 10, 17, 34, 85, 170, 179, 358, 895, 1790, 3043, 6086, 15215

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30426 and 30430. The biggest common factor number is the GCF number.
So the greatest common factor 30426 and 30430 is 2.

Also check out the Least Common Multiple of 30426 and 30430