What is the Greatest Common Factor of 80390 and 80408?

Greatest common factor (GCF) of 80390 and 80408 is 2.

GCF(80390,80408) = 2

We will now calculate the prime factors of 80390 and 80408, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80390 and 80408.

How to find the GCF of 80390 and 80408?

We will first find the prime factorization of 80390 and 80408. After we will calculate the factors of 80390 and 80408 and find the biggest common factor number .

Step-1: Prime Factorization of 80390

Prime factors of 80390 are 2, 5, 8039. Prime factorization of 80390 in exponential form is:

80390 = 2¹ × 5¹ × 8039¹

Step-2: Prime Factorization of 80408

Prime factors of 80408 are 2, 19, 23. Prime factorization of 80408 in exponential form is:

80408 = 2³ × 19¹ × 23²

Step-3: Factors of 80390

List of positive integer factors of 80390 that divides 80390 without a remainder.

1, 2, 5, 10, 8039, 16078, 40195

Step-4: Factors of 80408

List of positive integer factors of 80408 that divides 80390 without a remainder.

1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 529, 874, 1058, 1748, 2116, 3496, 4232, 10051, 20102, 40204

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80390 and 80408. The biggest common factor number is the GCF number.
So the greatest common factor 80390 and 80408 is 2.

Also check out the Least Common Multiple of 80390 and 80408