What is the Greatest Common Factor of 42926 and 42939?

Greatest common factor (GCF) of 42926 and 42939 is 13.

GCF(42926,42939) = 13

We will now calculate the prime factors of 42926 and 42939, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42926 and 42939.

How to find the GCF of 42926 and 42939?

We will first find the prime factorization of 42926 and 42939. After we will calculate the factors of 42926 and 42939 and find the biggest common factor number .

Step-1: Prime Factorization of 42926

Prime factors of 42926 are 2, 13, 127. Prime factorization of 42926 in exponential form is:

42926 = 2¹ × 13² × 127¹

Step-2: Prime Factorization of 42939

Prime factors of 42939 are 3, 13, 367. Prime factorization of 42939 in exponential form is:

42939 = 3² × 13¹ × 367¹

Step-3: Factors of 42926

List of positive integer factors of 42926 that divides 42926 without a remainder.

1, 2, 13, 26, 127, 169, 254, 338, 1651, 3302, 21463

Step-4: Factors of 42939

List of positive integer factors of 42939 that divides 42926 without a remainder.

1, 3, 9, 13, 39, 117, 367, 1101, 3303, 4771, 14313

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42926 and 42939. The biggest common factor number is the GCF number.
So the greatest common factor 42926 and 42939 is 13.

Also check out the Least Common Multiple of 42926 and 42939