What is the Greatest Common Factor of 80385 and 80403?

Greatest common factor (GCF) of 80385 and 80403 is 3.

GCF(80385,80403) = 3

We will now calculate the prime factors of 80385 and 80403, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80385 and 80403.

How to find the GCF of 80385 and 80403?

We will first find the prime factorization of 80385 and 80403. After we will calculate the factors of 80385 and 80403 and find the biggest common factor number .

Step-1: Prime Factorization of 80385

Prime factors of 80385 are 3, 5, 23, 233. Prime factorization of 80385 in exponential form is:

80385 = 3¹ × 5¹ × 23¹ × 233¹

Step-2: Prime Factorization of 80403

Prime factors of 80403 are 3, 26801. Prime factorization of 80403 in exponential form is:

80403 = 3¹ × 26801¹

Step-3: Factors of 80385

List of positive integer factors of 80385 that divides 80385 without a remainder.

1, 3, 5, 15, 23, 69, 115, 233, 345, 699, 1165, 3495, 5359, 16077, 26795

Step-4: Factors of 80403

List of positive integer factors of 80403 that divides 80385 without a remainder.

1, 3, 26801

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80385 and 80403. The biggest common factor number is the GCF number.
So the greatest common factor 80385 and 80403 is 3.

Also check out the Least Common Multiple of 80385 and 80403