What is the Greatest Common Factor of 72027 and 72045?

Greatest common factor (GCF) of 72027 and 72045 is 9.

GCF(72027,72045) = 9

We will now calculate the prime factors of 72027 and 72045, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72027 and 72045.

How to find the GCF of 72027 and 72045?

We will first find the prime factorization of 72027 and 72045. After we will calculate the factors of 72027 and 72045 and find the biggest common factor number .

Step-1: Prime Factorization of 72027

Prime factors of 72027 are 3, 53, 151. Prime factorization of 72027 in exponential form is:

72027 = 3² × 53¹ × 151¹

Step-2: Prime Factorization of 72045

Prime factors of 72045 are 3, 5, 1601. Prime factorization of 72045 in exponential form is:

72045 = 3² × 5¹ × 1601¹

Step-3: Factors of 72027

List of positive integer factors of 72027 that divides 72027 without a remainder.

1, 3, 9, 53, 151, 159, 453, 477, 1359, 8003, 24009

Step-4: Factors of 72045

List of positive integer factors of 72045 that divides 72027 without a remainder.

1, 3, 5, 9, 15, 45, 1601, 4803, 8005, 14409, 24015

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72027 and 72045. The biggest common factor number is the GCF number.
So the greatest common factor 72027 and 72045 is 9.

Also check out the Least Common Multiple of 72027 and 72045