What is the Greatest Common Factor of 90543 and 90555?

Greatest common factor (GCF) of 90543 and 90555 is 3.

GCF(90543,90555) = 3

We will now calculate the prime factors of 90543 and 90555, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90543 and 90555.

How to find the GCF of 90543 and 90555?

We will first find the prime factorization of 90543 and 90555. After we will calculate the factors of 90543 and 90555 and find the biggest common factor number .

Step-1: Prime Factorization of 90543

Prime factors of 90543 are 3, 30181. Prime factorization of 90543 in exponential form is:

90543 = 3¹ × 30181¹

Step-2: Prime Factorization of 90555

Prime factors of 90555 are 3, 5, 6037. Prime factorization of 90555 in exponential form is:

90555 = 3¹ × 5¹ × 6037¹

Step-3: Factors of 90543

List of positive integer factors of 90543 that divides 90543 without a remainder.

1, 3, 30181

Step-4: Factors of 90555

List of positive integer factors of 90555 that divides 90543 without a remainder.

1, 3, 5, 15, 6037, 18111, 30185

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90543 and 90555. The biggest common factor number is the GCF number.
So the greatest common factor 90543 and 90555 is 3.

Also check out the Least Common Multiple of 90543 and 90555