What is the Greatest Common Factor of 20238 and 20243?

Greatest common factor (GCF) of 20238 and 20243 is 1.

GCF(20238,20243) = 1

We will now calculate the prime factors of 20238 and 20243, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20238 and 20243.

How to find the GCF of 20238 and 20243?

We will first find the prime factorization of 20238 and 20243. After we will calculate the factors of 20238 and 20243 and find the biggest common factor number .

Step-1: Prime Factorization of 20238

Prime factors of 20238 are 2, 3, 3373. Prime factorization of 20238 in exponential form is:

20238 = 2¹ × 3¹ × 3373¹

Step-2: Prime Factorization of 20243

Prime factors of 20243 are 31, 653. Prime factorization of 20243 in exponential form is:

20243 = 31¹ × 653¹

Step-3: Factors of 20238

List of positive integer factors of 20238 that divides 20238 without a remainder.

1, 2, 3, 6, 3373, 6746, 10119

Step-4: Factors of 20243

List of positive integer factors of 20243 that divides 20238 without a remainder.

1, 31, 653

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20238 and 20243. The biggest common factor number is the GCF number.
So the greatest common factor 20238 and 20243 is 1.

Also check out the Least Common Multiple of 20238 and 20243