What is the Greatest Common Factor of 15143 and 15151?

Greatest common factor (GCF) of 15143 and 15151 is 1.

GCF(15143,15151) = 1

We will now calculate the prime factors of 15143 and 15151, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15143 and 15151.

How to find the GCF of 15143 and 15151?

We will first find the prime factorization of 15143 and 15151. After we will calculate the factors of 15143 and 15151 and find the biggest common factor number .

Step-1: Prime Factorization of 15143

Prime factors of 15143 are 19, 797. Prime factorization of 15143 in exponential form is:

15143 = 19¹ × 797¹

Step-2: Prime Factorization of 15151

Prime factors of 15151 are 109, 139. Prime factorization of 15151 in exponential form is:

15151 = 109¹ × 139¹

Step-3: Factors of 15143

List of positive integer factors of 15143 that divides 15143 without a remainder.

1, 19, 797

Step-4: Factors of 15151

List of positive integer factors of 15151 that divides 15143 without a remainder.

1, 109, 139

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15143 and 15151. The biggest common factor number is the GCF number.
So the greatest common factor 15143 and 15151 is 1.

Also check out the Least Common Multiple of 15143 and 15151