What is the Greatest Common Factor of 72285 and 72295?

Greatest common factor (GCF) of 72285 and 72295 is 5.

GCF(72285,72295) = 5

We will now calculate the prime factors of 72285 and 72295, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72285 and 72295.

How to find the GCF of 72285 and 72295?

We will first find the prime factorization of 72285 and 72295. After we will calculate the factors of 72285 and 72295 and find the biggest common factor number .

Step-1: Prime Factorization of 72285

Prime factors of 72285 are 3, 5, 61, 79. Prime factorization of 72285 in exponential form is:

72285 = 3¹ × 5¹ × 61¹ × 79¹

Step-2: Prime Factorization of 72295

Prime factors of 72295 are 5, 19, 761. Prime factorization of 72295 in exponential form is:

72295 = 5¹ × 19¹ × 761¹

Step-3: Factors of 72285

List of positive integer factors of 72285 that divides 72285 without a remainder.

1, 3, 5, 15, 61, 79, 183, 237, 305, 395, 915, 1185, 4819, 14457, 24095

Step-4: Factors of 72295

List of positive integer factors of 72295 that divides 72285 without a remainder.

1, 5, 19, 95, 761, 3805, 14459

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72285 and 72295. The biggest common factor number is the GCF number.
So the greatest common factor 72285 and 72295 is 5.

Also check out the Least Common Multiple of 72285 and 72295