What is the Greatest Common Factor of 20087 and 20105?

Greatest common factor (GCF) of 20087 and 20105 is 1.

GCF(20087,20105) = 1

We will now calculate the prime factors of 20087 and 20105, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20087 and 20105.

How to find the GCF of 20087 and 20105?

We will first find the prime factorization of 20087 and 20105. After we will calculate the factors of 20087 and 20105 and find the biggest common factor number .

Step-1: Prime Factorization of 20087

Prime factors of 20087 are 53, 379. Prime factorization of 20087 in exponential form is:

20087 = 53¹ × 379¹

Step-2: Prime Factorization of 20105

Prime factors of 20105 are 5, 4021. Prime factorization of 20105 in exponential form is:

20105 = 5¹ × 4021¹

Step-3: Factors of 20087

List of positive integer factors of 20087 that divides 20087 without a remainder.

1, 53, 379

Step-4: Factors of 20105

List of positive integer factors of 20105 that divides 20087 without a remainder.

1, 5, 4021

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20087 and 20105. The biggest common factor number is the GCF number.
So the greatest common factor 20087 and 20105 is 1.

Also check out the Least Common Multiple of 20087 and 20105