What is the Greatest Common Factor of 86380 and 86391?

Greatest common factor (GCF) of 86380 and 86391 is 1.

GCF(86380,86391) = 1

We will now calculate the prime factors of 86380 and 86391, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86380 and 86391.

How to find the GCF of 86380 and 86391?

We will first find the prime factorization of 86380 and 86391. After we will calculate the factors of 86380 and 86391 and find the biggest common factor number .

Step-1: Prime Factorization of 86380

Prime factors of 86380 are 2, 5, 7, 617. Prime factorization of 86380 in exponential form is:

86380 = 2² × 5¹ × 7¹ × 617¹

Step-2: Prime Factorization of 86391

Prime factors of 86391 are 3, 29, 331. Prime factorization of 86391 in exponential form is:

86391 = 3² × 29¹ × 331¹

Step-3: Factors of 86380

List of positive integer factors of 86380 that divides 86380 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617, 1234, 2468, 3085, 4319, 6170, 8638, 12340, 17276, 21595, 43190

Step-4: Factors of 86391

List of positive integer factors of 86391 that divides 86380 without a remainder.

1, 3, 9, 29, 87, 261, 331, 993, 2979, 9599, 28797

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86380 and 86391. The biggest common factor number is the GCF number.
So the greatest common factor 86380 and 86391 is 1.

Also check out the Least Common Multiple of 86380 and 86391