What is the Greatest Common Factor of 20306 and 20313?

Greatest common factor (GCF) of 20306 and 20313 is 1.

GCF(20306,20313) = 1

We will now calculate the prime factors of 20306 and 20313, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20306 and 20313.

How to find the GCF of 20306 and 20313?

We will first find the prime factorization of 20306 and 20313. After we will calculate the factors of 20306 and 20313 and find the biggest common factor number .

Step-1: Prime Factorization of 20306

Prime factors of 20306 are 2, 11, 13, 71. Prime factorization of 20306 in exponential form is:

20306 = 2¹ × 11¹ × 13¹ × 71¹

Step-2: Prime Factorization of 20313

Prime factors of 20313 are 3, 37, 61. Prime factorization of 20313 in exponential form is:

20313 = 3² × 37¹ × 61¹

Step-3: Factors of 20306

List of positive integer factors of 20306 that divides 20306 without a remainder.

1, 2, 11, 13, 22, 26, 71, 142, 143, 286, 781, 923, 1562, 1846, 10153

Step-4: Factors of 20313

List of positive integer factors of 20313 that divides 20306 without a remainder.

1, 3, 9, 37, 61, 111, 183, 333, 549, 2257, 6771

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20306 and 20313. The biggest common factor number is the GCF number.
So the greatest common factor 20306 and 20313 is 1.

Also check out the Least Common Multiple of 20306 and 20313