What is the Greatest Common Factor of 72599 and 72618?

Greatest common factor (GCF) of 72599 and 72618 is 19.

GCF(72599,72618) = 19

We will now calculate the prime factors of 72599 and 72618, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72599 and 72618.

How to find the GCF of 72599 and 72618?

We will first find the prime factorization of 72599 and 72618. After we will calculate the factors of 72599 and 72618 and find the biggest common factor number .

Step-1: Prime Factorization of 72599

Prime factors of 72599 are 19, 3821. Prime factorization of 72599 in exponential form is:

72599 = 19¹ × 3821¹

Step-2: Prime Factorization of 72618

Prime factors of 72618 are 2, 3, 7, 13, 19. Prime factorization of 72618 in exponential form is:

72618 = 2¹ × 3¹ × 7² × 13¹ × 19¹

Step-3: Factors of 72599

List of positive integer factors of 72599 that divides 72599 without a remainder.

1, 19, 3821

Step-4: Factors of 72618

List of positive integer factors of 72618 that divides 72599 without a remainder.

1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 49, 57, 78, 91, 98, 114, 133, 147, 182, 247, 266, 273, 294, 399, 494, 546, 637, 741, 798, 931, 1274, 1482, 1729, 1862, 1911, 2793, 3458, 3822, 5187, 5586, 10374, 12103, 24206, 36309

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72599 and 72618. The biggest common factor number is the GCF number.
So the greatest common factor 72599 and 72618 is 19.

Also check out the Least Common Multiple of 72599 and 72618