What is the Greatest Common Factor of 17887 and 17906?

Greatest common factor (GCF) of 17887 and 17906 is 1.

GCF(17887,17906) = 1

We will now calculate the prime factors of 17887 and 17906, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17887 and 17906.

How to find the GCF of 17887 and 17906?

We will first find the prime factorization of 17887 and 17906. After we will calculate the factors of 17887 and 17906 and find the biggest common factor number .

Step-1: Prime Factorization of 17887

Prime factors of 17887 are 31, 577. Prime factorization of 17887 in exponential form is:

17887 = 31¹ × 577¹

Step-2: Prime Factorization of 17906

Prime factors of 17906 are 2, 7, 1279. Prime factorization of 17906 in exponential form is:

17906 = 2¹ × 7¹ × 1279¹

Step-3: Factors of 17887

List of positive integer factors of 17887 that divides 17887 without a remainder.

1, 31, 577

Step-4: Factors of 17906

List of positive integer factors of 17906 that divides 17887 without a remainder.

1, 2, 7, 14, 1279, 2558, 8953

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17887 and 17906. The biggest common factor number is the GCF number.
So the greatest common factor 17887 and 17906 is 1.

Also check out the Least Common Multiple of 17887 and 17906