What is the Greatest Common Factor of 79218 and 79230?

Greatest common factor (GCF) of 79218 and 79230 is 6.

GCF(79218,79230) = 6

We will now calculate the prime factors of 79218 and 79230, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 79218 and 79230.

How to find the GCF of 79218 and 79230?

We will first find the prime factorization of 79218 and 79230. After we will calculate the factors of 79218 and 79230 and find the biggest common factor number .

Step-1: Prime Factorization of 79218

Prime factors of 79218 are 2, 3, 163. Prime factorization of 79218 in exponential form is:

79218 = 2¹ × 3⁵ × 163¹

Step-2: Prime Factorization of 79230

Prime factors of 79230 are 2, 3, 5, 19, 139. Prime factorization of 79230 in exponential form is:

79230 = 2¹ × 3¹ × 5¹ × 19¹ × 139¹

Step-3: Factors of 79218

List of positive integer factors of 79218 that divides 79218 without a remainder.

1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 163, 243, 326, 486, 489, 978, 1467, 2934, 4401, 8802, 13203, 26406, 39609

Step-4: Factors of 79230

List of positive integer factors of 79230 that divides 79218 without a remainder.

1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 139, 190, 278, 285, 417, 570, 695, 834, 1390, 2085, 2641, 4170, 5282, 7923, 13205, 15846, 26410, 39615

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 79218 and 79230. The biggest common factor number is the GCF number.
So the greatest common factor 79218 and 79230 is 6.

Also check out the Least Common Multiple of 79218 and 79230