What is the Greatest Common Factor of 90138 and 90154?

Greatest common factor (GCF) of 90138 and 90154 is 2.

GCF(90138,90154) = 2

We will now calculate the prime factors of 90138 and 90154, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90138 and 90154.

How to find the GCF of 90138 and 90154?

We will first find the prime factorization of 90138 and 90154. After we will calculate the factors of 90138 and 90154 and find the biggest common factor number .

Step-1: Prime Factorization of 90138

Prime factors of 90138 are 2, 3, 83, 181. Prime factorization of 90138 in exponential form is:

90138 = 2¹ × 3¹ × 83¹ × 181¹

Step-2: Prime Factorization of 90154

Prime factors of 90154 are 2, 45077. Prime factorization of 90154 in exponential form is:

90154 = 2¹ × 45077¹

Step-3: Factors of 90138

List of positive integer factors of 90138 that divides 90138 without a remainder.

1, 2, 3, 6, 83, 166, 181, 249, 362, 498, 543, 1086, 15023, 30046, 45069

Step-4: Factors of 90154

List of positive integer factors of 90154 that divides 90138 without a remainder.

1, 2, 45077

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90138 and 90154. The biggest common factor number is the GCF number.
So the greatest common factor 90138 and 90154 is 2.

Also check out the Least Common Multiple of 90138 and 90154