What is the Greatest Common Factor of 72765 and 72778?

Greatest common factor (GCF) of 72765 and 72778 is 1.

GCF(72765,72778) = 1

We will now calculate the prime factors of 72765 and 72778, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72765 and 72778.

How to find the GCF of 72765 and 72778?

We will first find the prime factorization of 72765 and 72778. After we will calculate the factors of 72765 and 72778 and find the biggest common factor number .

Step-1: Prime Factorization of 72765

Prime factors of 72765 are 3, 5, 7, 11. Prime factorization of 72765 in exponential form is:

72765 = 3³ × 5¹ × 7² × 11¹

Step-2: Prime Factorization of 72778

Prime factors of 72778 are 2, 36389. Prime factorization of 72778 in exponential form is:

72778 = 2¹ × 36389¹

Step-3: Factors of 72765

List of positive integer factors of 72765 that divides 72765 without a remainder.

1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 49, 55, 63, 77, 99, 105, 135, 147, 165, 189, 231, 245, 297, 315, 385, 441, 495, 539, 693, 735, 945, 1155, 1323, 1485, 1617, 2079, 2205, 2695, 3465, 4851, 6615, 8085, 10395, 14553, 24255

Step-4: Factors of 72778

List of positive integer factors of 72778 that divides 72765 without a remainder.

1, 2, 36389

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72765 and 72778. The biggest common factor number is the GCF number.
So the greatest common factor 72765 and 72778 is 1.

Also check out the Least Common Multiple of 72765 and 72778