What is the Greatest Common Factor of 31311 and 31321?

Greatest common factor (GCF) of 31311 and 31321 is 1.

GCF(31311,31321) = 1

We will now calculate the prime factors of 31311 and 31321, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31311 and 31321.

How to find the GCF of 31311 and 31321?

We will first find the prime factorization of 31311 and 31321. After we will calculate the factors of 31311 and 31321 and find the biggest common factor number .

Step-1: Prime Factorization of 31311

Prime factors of 31311 are 3, 7, 71. Prime factorization of 31311 in exponential form is:

31311 = 3² × 7² × 71¹

Step-2: Prime Factorization of 31321

Prime factors of 31321 are 31321. Prime factorization of 31321 in exponential form is:

31321 = 31321¹

Step-3: Factors of 31311

List of positive integer factors of 31311 that divides 31311 without a remainder.

1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 1491, 3479, 4473, 10437

Step-4: Factors of 31321

List of positive integer factors of 31321 that divides 31311 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31311 and 31321. The biggest common factor number is the GCF number.
So the greatest common factor 31311 and 31321 is 1.

Also check out the Least Common Multiple of 31311 and 31321