What is the Greatest Common Factor of 71459 and 71478?

Greatest common factor (GCF) of 71459 and 71478 is 19.

GCF(71459,71478) = 19

We will now calculate the prime factors of 71459 and 71478, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71459 and 71478.

How to find the GCF of 71459 and 71478?

We will first find the prime factorization of 71459 and 71478. After we will calculate the factors of 71459 and 71478 and find the biggest common factor number .

Step-1: Prime Factorization of 71459

Prime factors of 71459 are 19, 3761. Prime factorization of 71459 in exponential form is:

71459 = 19¹ × 3761¹

Step-2: Prime Factorization of 71478

Prime factors of 71478 are 2, 3, 11, 19. Prime factorization of 71478 in exponential form is:

71478 = 2¹ × 3² × 11¹ × 19²

Step-3: Factors of 71459

List of positive integer factors of 71459 that divides 71459 without a remainder.

1, 19, 3761

Step-4: Factors of 71478

List of positive integer factors of 71478 that divides 71459 without a remainder.

1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 361, 418, 627, 722, 1083, 1254, 1881, 2166, 3249, 3762, 3971, 6498, 7942, 11913, 23826, 35739

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71459 and 71478. The biggest common factor number is the GCF number.
So the greatest common factor 71459 and 71478 is 19.

Also check out the Least Common Multiple of 71459 and 71478