What is the Greatest Common Factor of 45138 and 45145?

Greatest common factor (GCF) of 45138 and 45145 is 1.

GCF(45138,45145) = 1

We will now calculate the prime factors of 45138 and 45145, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45138 and 45145.

How to find the GCF of 45138 and 45145?

We will first find the prime factorization of 45138 and 45145. After we will calculate the factors of 45138 and 45145 and find the biggest common factor number .

Step-1: Prime Factorization of 45138

Prime factors of 45138 are 2, 3, 7523. Prime factorization of 45138 in exponential form is:

45138 = 2¹ × 3¹ × 7523¹

Step-2: Prime Factorization of 45145

Prime factors of 45145 are 5, 9029. Prime factorization of 45145 in exponential form is:

45145 = 5¹ × 9029¹

Step-3: Factors of 45138

List of positive integer factors of 45138 that divides 45138 without a remainder.

1, 2, 3, 6, 7523, 15046, 22569

Step-4: Factors of 45145

List of positive integer factors of 45145 that divides 45138 without a remainder.

1, 5, 9029

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45138 and 45145. The biggest common factor number is the GCF number.
So the greatest common factor 45138 and 45145 is 1.

Also check out the Least Common Multiple of 45138 and 45145