What is the Greatest Common Factor of 18861 and 18877?

Greatest common factor (GCF) of 18861 and 18877 is 1.

GCF(18861,18877) = 1

We will now calculate the prime factors of 18861 and 18877, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18861 and 18877.

How to find the GCF of 18861 and 18877?

We will first find the prime factorization of 18861 and 18877. After we will calculate the factors of 18861 and 18877 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 18877

Prime factors of 18877 are 43, 439. Prime factorization of 18877 in exponential form is:

18877 = 43¹ × 439¹

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 18877

List of positive integer factors of 18877 that divides 18861 without a remainder.

1, 43, 439

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18861 and 18877. The biggest common factor number is the GCF number.
So the greatest common factor 18861 and 18877 is 1.

Also check out the Least Common Multiple of 18861 and 18877