What is the Greatest Common Factor of 31343 and 31356?

Greatest common factor (GCF) of 31343 and 31356 is 13.

GCF(31343,31356) = 13

We will now calculate the prime factors of 31343 and 31356, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31343 and 31356.

How to find the GCF of 31343 and 31356?

We will first find the prime factorization of 31343 and 31356. After we will calculate the factors of 31343 and 31356 and find the biggest common factor number .

Step-1: Prime Factorization of 31343

Prime factors of 31343 are 13, 2411. Prime factorization of 31343 in exponential form is:

31343 = 13¹ × 2411¹

Step-2: Prime Factorization of 31356

Prime factors of 31356 are 2, 3, 13, 67. Prime factorization of 31356 in exponential form is:

31356 = 2² × 3² × 13¹ × 67¹

Step-3: Factors of 31343

List of positive integer factors of 31343 that divides 31343 without a remainder.

1, 13, 2411

Step-4: Factors of 31356

List of positive integer factors of 31356 that divides 31343 without a remainder.

1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 67, 78, 117, 134, 156, 201, 234, 268, 402, 468, 603, 804, 871, 1206, 1742, 2412, 2613, 3484, 5226, 7839, 10452, 15678

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31343 and 31356. The biggest common factor number is the GCF number.
So the greatest common factor 31343 and 31356 is 13.

Also check out the Least Common Multiple of 31343 and 31356