What is the Greatest Common Factor of 80858 and 80878?

Greatest common factor (GCF) of 80858 and 80878 is 2.

GCF(80858,80878) = 2

We will now calculate the prime factors of 80858 and 80878, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80858 and 80878.

How to find the GCF of 80858 and 80878?

We will first find the prime factorization of 80858 and 80878. After we will calculate the factors of 80858 and 80878 and find the biggest common factor number .

Step-1: Prime Factorization of 80858

Prime factors of 80858 are 2, 40429. Prime factorization of 80858 in exponential form is:

80858 = 2¹ × 40429¹

Step-2: Prime Factorization of 80878

Prime factors of 80878 are 2, 7, 53, 109. Prime factorization of 80878 in exponential form is:

80878 = 2¹ × 7¹ × 53¹ × 109¹

Step-3: Factors of 80858

List of positive integer factors of 80858 that divides 80858 without a remainder.

1, 2, 40429

Step-4: Factors of 80878

List of positive integer factors of 80878 that divides 80858 without a remainder.

1, 2, 7, 14, 53, 106, 109, 218, 371, 742, 763, 1526, 5777, 11554, 40439

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80858 and 80878. The biggest common factor number is the GCF number.
So the greatest common factor 80858 and 80878 is 2.

Also check out the Least Common Multiple of 80858 and 80878