What is the Greatest Common Factor of 72015 and 72025?

Greatest common factor (GCF) of 72015 and 72025 is 5.

GCF(72015,72025) = 5

We will now calculate the prime factors of 72015 and 72025, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72015 and 72025.

How to find the GCF of 72015 and 72025?

We will first find the prime factorization of 72015 and 72025. After we will calculate the factors of 72015 and 72025 and find the biggest common factor number .

Step-1: Prime Factorization of 72015

Prime factors of 72015 are 3, 5, 4801. Prime factorization of 72015 in exponential form is:

72015 = 3¹ × 5¹ × 4801¹

Step-2: Prime Factorization of 72025

Prime factors of 72025 are 5, 43, 67. Prime factorization of 72025 in exponential form is:

72025 = 5² × 43¹ × 67¹

Step-3: Factors of 72015

List of positive integer factors of 72015 that divides 72015 without a remainder.

1, 3, 5, 15, 4801, 14403, 24005

Step-4: Factors of 72025

List of positive integer factors of 72025 that divides 72015 without a remainder.

1, 5, 25, 43, 67, 215, 335, 1075, 1675, 2881, 14405

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72015 and 72025. The biggest common factor number is the GCF number.
So the greatest common factor 72015 and 72025 is 5.

Also check out the Least Common Multiple of 72015 and 72025