What is the Greatest Common Factor of 72805 and 72819?

Greatest common factor (GCF) of 72805 and 72819 is 1.

GCF(72805,72819) = 1

We will now calculate the prime factors of 72805 and 72819, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72805 and 72819.

How to find the GCF of 72805 and 72819?

We will first find the prime factorization of 72805 and 72819. After we will calculate the factors of 72805 and 72819 and find the biggest common factor number .

Step-1: Prime Factorization of 72805

Prime factors of 72805 are 5, 14561. Prime factorization of 72805 in exponential form is:

72805 = 5¹ × 14561¹

Step-2: Prime Factorization of 72819

Prime factors of 72819 are 3, 29, 31. Prime factorization of 72819 in exponential form is:

72819 = 3⁴ × 29¹ × 31¹

Step-3: Factors of 72805

List of positive integer factors of 72805 that divides 72805 without a remainder.

1, 5, 14561

Step-4: Factors of 72819

List of positive integer factors of 72819 that divides 72805 without a remainder.

1, 3, 9, 27, 29, 31, 81, 87, 93, 261, 279, 783, 837, 899, 2349, 2511, 2697, 8091, 24273

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72805 and 72819. The biggest common factor number is the GCF number.
So the greatest common factor 72805 and 72819 is 1.

Also check out the Least Common Multiple of 72805 and 72819