What is the Greatest Common Factor of 31242 and 31251?

Greatest common factor (GCF) of 31242 and 31251 is 3.

GCF(31242,31251) = 3

We will now calculate the prime factors of 31242 and 31251, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31242 and 31251.

How to find the GCF of 31242 and 31251?

We will first find the prime factorization of 31242 and 31251. After we will calculate the factors of 31242 and 31251 and find the biggest common factor number .

Step-1: Prime Factorization of 31242

Prime factors of 31242 are 2, 3, 41, 127. Prime factorization of 31242 in exponential form is:

31242 = 2¹ × 3¹ × 41¹ × 127¹

Step-2: Prime Factorization of 31251

Prime factors of 31251 are 3, 11, 947. Prime factorization of 31251 in exponential form is:

31251 = 3¹ × 11¹ × 947¹

Step-3: Factors of 31242

List of positive integer factors of 31242 that divides 31242 without a remainder.

1, 2, 3, 6, 41, 82, 123, 127, 246, 254, 381, 762, 5207, 10414, 15621

Step-4: Factors of 31251

List of positive integer factors of 31251 that divides 31242 without a remainder.

1, 3, 11, 33, 947, 2841, 10417

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31242 and 31251. The biggest common factor number is the GCF number.
So the greatest common factor 31242 and 31251 is 3.

Also check out the Least Common Multiple of 31242 and 31251