What is the Greatest Common Factor of 45478 and 45490?

Greatest common factor (GCF) of 45478 and 45490 is 2.

GCF(45478,45490) = 2

We will now calculate the prime factors of 45478 and 45490, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45478 and 45490.

How to find the GCF of 45478 and 45490?

We will first find the prime factorization of 45478 and 45490. After we will calculate the factors of 45478 and 45490 and find the biggest common factor number .

Step-1: Prime Factorization of 45478

Prime factors of 45478 are 2, 22739. Prime factorization of 45478 in exponential form is:

45478 = 2¹ × 22739¹

Step-2: Prime Factorization of 45490

Prime factors of 45490 are 2, 5, 4549. Prime factorization of 45490 in exponential form is:

45490 = 2¹ × 5¹ × 4549¹

Step-3: Factors of 45478

List of positive integer factors of 45478 that divides 45478 without a remainder.

1, 2, 22739

Step-4: Factors of 45490

List of positive integer factors of 45490 that divides 45478 without a remainder.

1, 2, 5, 10, 4549, 9098, 22745

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45478 and 45490. The biggest common factor number is the GCF number.
So the greatest common factor 45478 and 45490 is 2.

Also check out the Least Common Multiple of 45478 and 45490