What is the Greatest Common Factor of 87178 and 87186?

Greatest common factor (GCF) of 87178 and 87186 is 2.

GCF(87178,87186) = 2

We will now calculate the prime factors of 87178 and 87186, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87178 and 87186.

How to find the GCF of 87178 and 87186?

We will first find the prime factorization of 87178 and 87186. After we will calculate the factors of 87178 and 87186 and find the biggest common factor number .

Step-1: Prime Factorization of 87178

Prime factors of 87178 are 2, 7, 13, 479. Prime factorization of 87178 in exponential form is:

87178 = 2¹ × 7¹ × 13¹ × 479¹

Step-2: Prime Factorization of 87186

Prime factors of 87186 are 2, 3, 11, 1321. Prime factorization of 87186 in exponential form is:

87186 = 2¹ × 3¹ × 11¹ × 1321¹

Step-3: Factors of 87178

List of positive integer factors of 87178 that divides 87178 without a remainder.

1, 2, 7, 13, 14, 26, 91, 182, 479, 958, 3353, 6227, 6706, 12454, 43589

Step-4: Factors of 87186

List of positive integer factors of 87186 that divides 87178 without a remainder.

1, 2, 3, 6, 11, 22, 33, 66, 1321, 2642, 3963, 7926, 14531, 29062, 43593

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87178 and 87186. The biggest common factor number is the GCF number.
So the greatest common factor 87178 and 87186 is 2.

Also check out the Least Common Multiple of 87178 and 87186