What is the Greatest Common Factor of 90428 and 90443?

Greatest common factor (GCF) of 90428 and 90443 is 1.

GCF(90428,90443) = 1

We will now calculate the prime factors of 90428 and 90443, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90428 and 90443.

How to find the GCF of 90428 and 90443?

We will first find the prime factorization of 90428 and 90443. After we will calculate the factors of 90428 and 90443 and find the biggest common factor number .

Step-1: Prime Factorization of 90428

Prime factors of 90428 are 2, 13, 37, 47. Prime factorization of 90428 in exponential form is:

90428 = 2² × 13¹ × 37¹ × 47¹

Step-2: Prime Factorization of 90443

Prime factors of 90443 are 149, 607. Prime factorization of 90443 in exponential form is:

90443 = 149¹ × 607¹

Step-3: Factors of 90428

List of positive integer factors of 90428 that divides 90428 without a remainder.

1, 2, 4, 13, 26, 37, 47, 52, 74, 94, 148, 188, 481, 611, 962, 1222, 1739, 1924, 2444, 3478, 6956, 22607, 45214

Step-4: Factors of 90443

List of positive integer factors of 90443 that divides 90428 without a remainder.

1, 149, 607

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90428 and 90443. The biggest common factor number is the GCF number.
So the greatest common factor 90428 and 90443 is 1.

Also check out the Least Common Multiple of 90428 and 90443