What is the Greatest Common Factor of 66238 and 66243?

Greatest common factor (GCF) of 66238 and 66243 is 1.

GCF(66238,66243) = 1

We will now calculate the prime factors of 66238 and 66243, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66238 and 66243.

How to find the GCF of 66238 and 66243?

We will first find the prime factorization of 66238 and 66243. After we will calculate the factors of 66238 and 66243 and find the biggest common factor number .

Step-1: Prime Factorization of 66238

Prime factors of 66238 are 2, 33119. Prime factorization of 66238 in exponential form is:

66238 = 2¹ × 33119¹

Step-2: Prime Factorization of 66243

Prime factors of 66243 are 3, 71, 311. Prime factorization of 66243 in exponential form is:

66243 = 3¹ × 71¹ × 311¹

Step-3: Factors of 66238

List of positive integer factors of 66238 that divides 66238 without a remainder.

1, 2, 33119

Step-4: Factors of 66243

List of positive integer factors of 66243 that divides 66238 without a remainder.

1, 3, 71, 213, 311, 933, 22081

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66238 and 66243. The biggest common factor number is the GCF number.
So the greatest common factor 66238 and 66243 is 1.

Also check out the Least Common Multiple of 66238 and 66243