What is the Greatest Common Factor of 31388 and 31394?

Greatest common factor (GCF) of 31388 and 31394 is 2.

GCF(31388,31394) = 2

We will now calculate the prime factors of 31388 and 31394, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31388 and 31394.

How to find the GCF of 31388 and 31394?

We will first find the prime factorization of 31388 and 31394. After we will calculate the factors of 31388 and 31394 and find the biggest common factor number .

Step-1: Prime Factorization of 31388

Prime factors of 31388 are 2, 7, 19, 59. Prime factorization of 31388 in exponential form is:

31388 = 2² × 7¹ × 19¹ × 59¹

Step-2: Prime Factorization of 31394

Prime factors of 31394 are 2, 11, 1427. Prime factorization of 31394 in exponential form is:

31394 = 2¹ × 11¹ × 1427¹

Step-3: Factors of 31388

List of positive integer factors of 31388 that divides 31388 without a remainder.

1, 2, 4, 7, 14, 19, 28, 38, 59, 76, 118, 133, 236, 266, 413, 532, 826, 1121, 1652, 2242, 4484, 7847, 15694

Step-4: Factors of 31394

List of positive integer factors of 31394 that divides 31388 without a remainder.

1, 2, 11, 22, 1427, 2854, 15697

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31388 and 31394. The biggest common factor number is the GCF number.
So the greatest common factor 31388 and 31394 is 2.

Also check out the Least Common Multiple of 31388 and 31394