What is the Greatest Common Factor of 65178 and 65187?

Greatest common factor (GCF) of 65178 and 65187 is 9.

GCF(65178,65187) = 9

We will now calculate the prime factors of 65178 and 65187, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65178 and 65187.

How to find the GCF of 65178 and 65187?

We will first find the prime factorization of 65178 and 65187. After we will calculate the factors of 65178 and 65187 and find the biggest common factor number .

Step-1: Prime Factorization of 65178

Prime factors of 65178 are 2, 3, 17, 71. Prime factorization of 65178 in exponential form is:

65178 = 2¹ × 3³ × 17¹ × 71¹

Step-2: Prime Factorization of 65187

Prime factors of 65187 are 3, 7243. Prime factorization of 65187 in exponential form is:

65187 = 3² × 7243¹

Step-3: Factors of 65178

List of positive integer factors of 65178 that divides 65178 without a remainder.

1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 71, 102, 142, 153, 213, 306, 426, 459, 639, 918, 1207, 1278, 1917, 2414, 3621, 3834, 7242, 10863, 21726, 32589

Step-4: Factors of 65187

List of positive integer factors of 65187 that divides 65178 without a remainder.

1, 3, 9, 7243, 21729

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65178 and 65187. The biggest common factor number is the GCF number.
So the greatest common factor 65178 and 65187 is 9.

Also check out the Least Common Multiple of 65178 and 65187