What is the Greatest Common Factor of 31202 and 31218?

Greatest common factor (GCF) of 31202 and 31218 is 2.

GCF(31202,31218) = 2

We will now calculate the prime factors of 31202 and 31218, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31202 and 31218.

How to find the GCF of 31202 and 31218?

We will first find the prime factorization of 31202 and 31218. After we will calculate the factors of 31202 and 31218 and find the biggest common factor number .

Step-1: Prime Factorization of 31202

Prime factors of 31202 are 2, 15601. Prime factorization of 31202 in exponential form is:

31202 = 2¹ × 15601¹

Step-2: Prime Factorization of 31218

Prime factors of 31218 are 2, 3, 11, 43. Prime factorization of 31218 in exponential form is:

31218 = 2¹ × 3¹ × 11² × 43¹

Step-3: Factors of 31202

List of positive integer factors of 31202 that divides 31202 without a remainder.

1, 2, 15601

Step-4: Factors of 31218

List of positive integer factors of 31218 that divides 31202 without a remainder.

1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 121, 129, 242, 258, 363, 473, 726, 946, 1419, 2838, 5203, 10406, 15609

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31202 and 31218. The biggest common factor number is the GCF number.
So the greatest common factor 31202 and 31218 is 2.

Also check out the Least Common Multiple of 31202 and 31218