What is the Greatest Common Factor of 80389 and 80408?

Greatest common factor (GCF) of 80389 and 80408 is 19.

GCF(80389,80408) = 19

We will now calculate the prime factors of 80389 and 80408, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80389 and 80408.

How to find the GCF of 80389 and 80408?

We will first find the prime factorization of 80389 and 80408. After we will calculate the factors of 80389 and 80408 and find the biggest common factor number .

Step-1: Prime Factorization of 80389

Prime factors of 80389 are 19, 4231. Prime factorization of 80389 in exponential form is:

80389 = 19¹ × 4231¹

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 80389

List of positive integer factors of 80389 that divides 80389 without a remainder.

1, 19, 4231

Step-4: Factors of 80408

List of positive integer factors of 80408 that divides 80389 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 80389 and 80408. The biggest common factor number is the GCF number.
So the greatest common factor 80389 and 80408 is 19.

Also check out the Least Common Multiple of 80389 and 80408