What is the Greatest Common Factor of 65143 and 65155?

Greatest common factor (GCF) of 65143 and 65155 is 1.

GCF(65143,65155) = 1

We will now calculate the prime factors of 65143 and 65155, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65143 and 65155.

How to find the GCF of 65143 and 65155?

We will first find the prime factorization of 65143 and 65155. After we will calculate the factors of 65143 and 65155 and find the biggest common factor number .

Step-1: Prime Factorization of 65143

Prime factors of 65143 are 13, 5011. Prime factorization of 65143 in exponential form is:

65143 = 13¹ × 5011¹

Step-2: Prime Factorization of 65155

Prime factors of 65155 are 5, 83, 157. Prime factorization of 65155 in exponential form is:

65155 = 5¹ × 83¹ × 157¹

Step-3: Factors of 65143

List of positive integer factors of 65143 that divides 65143 without a remainder.

1, 13, 5011

Step-4: Factors of 65155

List of positive integer factors of 65155 that divides 65143 without a remainder.

1, 5, 83, 157, 415, 785, 13031

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65143 and 65155. The biggest common factor number is the GCF number.
So the greatest common factor 65143 and 65155 is 1.

Also check out the Least Common Multiple of 65143 and 65155