What is the Greatest Common Factor of 18861 and 18869?

Greatest common factor (GCF) of 18861 and 18869 is 1.

GCF(18861,18869) = 1

We will now calculate the prime factors of 18861 and 18869, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18861 and 18869.

How to find the GCF of 18861 and 18869?

We will first find the prime factorization of 18861 and 18869. After we will calculate the factors of 18861 and 18869 and find the biggest common factor number .

Step-1: Prime Factorization of 18861

Prime factors of 18861 are 3, 6287. Prime factorization of 18861 in exponential form is:

18861 = 3¹ × 6287¹

Step-2: Prime Factorization of 18869

Prime factors of 18869 are 18869. Prime factorization of 18869 in exponential form is:

18869 = 18869¹

Step-3: Factors of 18861

List of positive integer factors of 18861 that divides 18861 without a remainder.

1, 3, 6287

Step-4: Factors of 18869

List of positive integer factors of 18869 that divides 18861 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18861 and 18869. The biggest common factor number is the GCF number.
So the greatest common factor 18861 and 18869 is 1.

Also check out the Least Common Multiple of 18861 and 18869