What is the Greatest Common Factor of 42686 and 42703?

Greatest common factor (GCF) of 42686 and 42703 is 1.

GCF(42686,42703) = 1

We will now calculate the prime factors of 42686 and 42703, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42686 and 42703.

How to find the GCF of 42686 and 42703?

We will first find the prime factorization of 42686 and 42703. After we will calculate the factors of 42686 and 42703 and find the biggest common factor number .

Step-1: Prime Factorization of 42686

Prime factors of 42686 are 2, 7, 3049. Prime factorization of 42686 in exponential form is:

42686 = 2¹ × 7¹ × 3049¹

Step-2: Prime Factorization of 42703

Prime factors of 42703 are 42703. Prime factorization of 42703 in exponential form is:

42703 = 42703¹

Step-3: Factors of 42686

List of positive integer factors of 42686 that divides 42686 without a remainder.

1, 2, 7, 14, 3049, 6098, 21343

Step-4: Factors of 42703

List of positive integer factors of 42703 that divides 42686 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42686 and 42703. The biggest common factor number is the GCF number.
So the greatest common factor 42686 and 42703 is 1.

Also check out the Least Common Multiple of 42686 and 42703