What is the Greatest Common Factor of 68143 and 68159?

Greatest common factor (GCF) of 68143 and 68159 is 1.

GCF(68143,68159) = 1

We will now calculate the prime factors of 68143 and 68159, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68143 and 68159.

How to find the GCF of 68143 and 68159?

We will first find the prime factorization of 68143 and 68159. After we will calculate the factors of 68143 and 68159 and find the biggest common factor number .

Step-1: Prime Factorization of 68143

Prime factors of 68143 are 83, 821. Prime factorization of 68143 in exponential form is:

68143 = 83¹ × 821¹

Step-2: Prime Factorization of 68159

Prime factors of 68159 are 7, 13, 107. Prime factorization of 68159 in exponential form is:

68159 = 7² × 13¹ × 107¹

Step-3: Factors of 68143

List of positive integer factors of 68143 that divides 68143 without a remainder.

1, 83, 821

Step-4: Factors of 68159

List of positive integer factors of 68159 that divides 68143 without a remainder.

1, 7, 13, 49, 91, 107, 637, 749, 1391, 5243, 9737

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68143 and 68159. The biggest common factor number is the GCF number.
So the greatest common factor 68143 and 68159 is 1.

Also check out the Least Common Multiple of 68143 and 68159