What is the Greatest Common Factor of 31236 and 31243?

Greatest common factor (GCF) of 31236 and 31243 is 1.

GCF(31236,31243) = 1

We will now calculate the prime factors of 31236 and 31243, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31236 and 31243.

How to find the GCF of 31236 and 31243?

We will first find the prime factorization of 31236 and 31243. After we will calculate the factors of 31236 and 31243 and find the biggest common factor number .

Step-1: Prime Factorization of 31236

Prime factors of 31236 are 2, 3, 19, 137. Prime factorization of 31236 in exponential form is:

31236 = 2² × 3¹ × 19¹ × 137¹

Step-2: Prime Factorization of 31243

Prime factors of 31243 are 157, 199. Prime factorization of 31243 in exponential form is:

31243 = 157¹ × 199¹

Step-3: Factors of 31236

List of positive integer factors of 31236 that divides 31236 without a remainder.

1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 137, 228, 274, 411, 548, 822, 1644, 2603, 5206, 7809, 10412, 15618

Step-4: Factors of 31243

List of positive integer factors of 31243 that divides 31236 without a remainder.

1, 157, 199

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31236 and 31243. The biggest common factor number is the GCF number.
So the greatest common factor 31236 and 31243 is 1.

Also check out the Least Common Multiple of 31236 and 31243