What is the Greatest Common Factor of 23143 and 23155?

Greatest common factor (GCF) of 23143 and 23155 is 1.

GCF(23143,23155) = 1

We will now calculate the prime factors of 23143 and 23155, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23143 and 23155.

How to find the GCF of 23143 and 23155?

We will first find the prime factorization of 23143 and 23155. After we will calculate the factors of 23143 and 23155 and find the biggest common factor number .

Step-1: Prime Factorization of 23143

Prime factors of 23143 are 23143. Prime factorization of 23143 in exponential form is:

23143 = 23143¹

Step-2: 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-3: Factors of 23143

List of positive integer factors of 23143 that divides 23143 without a remainder.

Step-4: Factors of 23155

List of positive integer factors of 23155 that divides 23143 without a remainder.

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

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23143 and 23155. The biggest common factor number is the GCF number.
So the greatest common factor 23143 and 23155 is 1.

Also check out the Least Common Multiple of 23143 and 23155