What is the Greatest Common Factor of 78471 and 78491?

Greatest common factor (GCF) of 78471 and 78491 is 1.

GCF(78471,78491) = 1

We will now calculate the prime factors of 78471 and 78491, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78471 and 78491.

How to find the GCF of 78471 and 78491?

We will first find the prime factorization of 78471 and 78491. After we will calculate the factors of 78471 and 78491 and find the biggest common factor number .

Step-1: Prime Factorization of 78471

Prime factors of 78471 are 3, 8719. Prime factorization of 78471 in exponential form is:

78471 = 3² × 8719¹

Step-2: Prime Factorization of 78491

Prime factors of 78491 are 7, 11213. Prime factorization of 78491 in exponential form is:

78491 = 7¹ × 11213¹

Step-3: Factors of 78471

List of positive integer factors of 78471 that divides 78471 without a remainder.

1, 3, 9, 8719, 26157

Step-4: Factors of 78491

List of positive integer factors of 78491 that divides 78471 without a remainder.

1, 7, 11213

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78471 and 78491. The biggest common factor number is the GCF number.
So the greatest common factor 78471 and 78491 is 1.

Also check out the Least Common Multiple of 78471 and 78491