What is the Greatest Common Factor of 90105 and 90125?

Greatest common factor (GCF) of 90105 and 90125 is 5.

GCF(90105,90125) = 5

We will now calculate the prime factors of 90105 and 90125, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90105 and 90125.

How to find the GCF of 90105 and 90125?

We will first find the prime factorization of 90105 and 90125. After we will calculate the factors of 90105 and 90125 and find the biggest common factor number .

Step-1: Prime Factorization of 90105

Prime factors of 90105 are 3, 5, 6007. Prime factorization of 90105 in exponential form is:

90105 = 3¹ × 5¹ × 6007¹

Step-2: Prime Factorization of 90125

Prime factors of 90125 are 5, 7, 103. Prime factorization of 90125 in exponential form is:

90125 = 5³ × 7¹ × 103¹

Step-3: Factors of 90105

List of positive integer factors of 90105 that divides 90105 without a remainder.

1, 3, 5, 15, 6007, 18021, 30035

Step-4: Factors of 90125

List of positive integer factors of 90125 that divides 90105 without a remainder.

1, 5, 7, 25, 35, 103, 125, 175, 515, 721, 875, 2575, 3605, 12875, 18025

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90105 and 90125. The biggest common factor number is the GCF number.
So the greatest common factor 90105 and 90125 is 5.

Also check out the Least Common Multiple of 90105 and 90125