What is the Greatest Common Factor of 20358 and 20362?

Greatest common factor (GCF) of 20358 and 20362 is 2.

GCF(20358,20362) = 2

We will now calculate the prime factors of 20358 and 20362, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20358 and 20362.

How to find the GCF of 20358 and 20362?

We will first find the prime factorization of 20358 and 20362. After we will calculate the factors of 20358 and 20362 and find the biggest common factor number .

Step-1: Prime Factorization of 20358

Prime factors of 20358 are 2, 3, 13, 29. Prime factorization of 20358 in exponential form is:

20358 = 2¹ × 3³ × 13¹ × 29¹

Step-2: Prime Factorization of 20362

Prime factors of 20362 are 2, 10181. Prime factorization of 20362 in exponential form is:

20362 = 2¹ × 10181¹

Step-3: Factors of 20358

List of positive integer factors of 20358 that divides 20358 without a remainder.

1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 87, 117, 174, 234, 261, 351, 377, 522, 702, 754, 783, 1131, 1566, 2262, 3393, 6786, 10179

Step-4: Factors of 20362

List of positive integer factors of 20362 that divides 20358 without a remainder.

1, 2, 10181

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20358 and 20362. The biggest common factor number is the GCF number.
So the greatest common factor 20358 and 20362 is 2.

Also check out the Least Common Multiple of 20358 and 20362