What is the Greatest Common Factor of 72055 and 72065?

Greatest common factor (GCF) of 72055 and 72065 is 5.

GCF(72055,72065) = 5

We will now calculate the prime factors of 72055 and 72065, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72055 and 72065.

How to find the GCF of 72055 and 72065?

We will first find the prime factorization of 72055 and 72065. After we will calculate the factors of 72055 and 72065 and find the biggest common factor number .

Step-1: Prime Factorization of 72055

Prime factors of 72055 are 5, 14411. Prime factorization of 72055 in exponential form is:

72055 = 5¹ × 14411¹

Step-2: Prime Factorization of 72065

Prime factors of 72065 are 5, 7, 29, 71. Prime factorization of 72065 in exponential form is:

72065 = 5¹ × 7¹ × 29¹ × 71¹

Step-3: Factors of 72055

List of positive integer factors of 72055 that divides 72055 without a remainder.

1, 5, 14411

Step-4: Factors of 72065

List of positive integer factors of 72065 that divides 72055 without a remainder.

1, 5, 7, 29, 35, 71, 145, 203, 355, 497, 1015, 2059, 2485, 10295, 14413

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72055 and 72065. The biggest common factor number is the GCF number.
So the greatest common factor 72055 and 72065 is 5.

Also check out the Least Common Multiple of 72055 and 72065