What is the Greatest Common Factor of 31831 and 31851?

Greatest common factor (GCF) of 31831 and 31851 is 1.

GCF(31831,31851) = 1

We will now calculate the prime factors of 31831 and 31851, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31831 and 31851.

How to find the GCF of 31831 and 31851?

We will first find the prime factorization of 31831 and 31851. After we will calculate the factors of 31831 and 31851 and find the biggest common factor number .

Step-1: Prime Factorization of 31831

Prime factors of 31831 are 139, 229. Prime factorization of 31831 in exponential form is:

31831 = 139¹ × 229¹

Step-2: Prime Factorization of 31851

Prime factors of 31851 are 3, 3539. Prime factorization of 31851 in exponential form is:

31851 = 3² × 3539¹

Step-3: Factors of 31831

List of positive integer factors of 31831 that divides 31831 without a remainder.

1, 139, 229

Step-4: Factors of 31851

List of positive integer factors of 31851 that divides 31831 without a remainder.

1, 3, 9, 3539, 10617

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31831 and 31851. The biggest common factor number is the GCF number.
So the greatest common factor 31831 and 31851 is 1.

Also check out the Least Common Multiple of 31831 and 31851