What is the Greatest Common Factor of 23155 and 23171?

Greatest common factor (GCF) of 23155 and 23171 is 1.

GCF(23155,23171) = 1

We will now calculate the prime factors of 23155 and 23171, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23155 and 23171.

How to find the GCF of 23155 and 23171?

We will first find the prime factorization of 23155 and 23171. After we will calculate the factors of 23155 and 23171 and find the biggest common factor number .

Step-1: Prime Factorization of 23155

Prime factors of 23155 are 5, 11, 421. Prime factorization of 23155 in exponential form is:

23155 = 5¹ × 11¹ × 421¹

Step-2: Prime Factorization of 23171

Prime factors of 23171 are 17, 29, 47. Prime factorization of 23171 in exponential form is:

23171 = 17¹ × 29¹ × 47¹

Step-3: Factors of 23155

List of positive integer factors of 23155 that divides 23155 without a remainder.

1, 5, 11, 55, 421, 2105, 4631

Step-4: Factors of 23171

List of positive integer factors of 23171 that divides 23155 without a remainder.

1, 17, 29, 47, 493, 799, 1363

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23155 and 23171. The biggest common factor number is the GCF number.
So the greatest common factor 23155 and 23171 is 1.

Also check out the Least Common Multiple of 23155 and 23171