What is the Greatest Common Factor of 16861 and 16868?

Greatest common factor (GCF) of 16861 and 16868 is 1.

GCF(16861,16868) = 1

We will now calculate the prime factors of 16861 and 16868, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16861 and 16868.

How to find the GCF of 16861 and 16868?

We will first find the prime factorization of 16861 and 16868. After we will calculate the factors of 16861 and 16868 and find the biggest common factor number .

Step-1: Prime Factorization of 16861

Prime factors of 16861 are 13, 1297. Prime factorization of 16861 in exponential form is:

16861 = 13¹ × 1297¹

Step-2: Prime Factorization of 16868

Prime factors of 16868 are 2, 4217. Prime factorization of 16868 in exponential form is:

16868 = 2² × 4217¹

Step-3: Factors of 16861

List of positive integer factors of 16861 that divides 16861 without a remainder.

1, 13, 1297

Step-4: Factors of 16868

List of positive integer factors of 16868 that divides 16861 without a remainder.

1, 2, 4, 4217, 8434

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16861 and 16868. The biggest common factor number is the GCF number.
So the greatest common factor 16861 and 16868 is 1.

Also check out the Least Common Multiple of 16861 and 16868