What is the Greatest Common Factor of 3891 and 3907?

Greatest common factor (GCF) of 3891 and 3907 is 1.

GCF(3891,3907) = 1

We will now calculate the prime factors of 3891 and 3907, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3891 and 3907.

How to find the GCF of 3891 and 3907?

We will first find the prime factorization of 3891 and 3907. After we will calculate the factors of 3891 and 3907 and find the biggest common factor number .

Step-1: Prime Factorization of 3891

Prime factors of 3891 are 3, 1297. Prime factorization of 3891 in exponential form is:

3891 = 3¹ × 1297¹

Step-2: Prime Factorization of 3907

Prime factors of 3907 are 3907. Prime factorization of 3907 in exponential form is:

3907 = 3907¹

Step-3: Factors of 3891

List of positive integer factors of 3891 that divides 3891 without a remainder.

1, 3, 1297

Step-4: Factors of 3907

List of positive integer factors of 3907 that divides 3891 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3891 and 3907. The biggest common factor number is the GCF number.
So the greatest common factor 3891 and 3907 is 1.

Also check out the Least Common Multiple of 3891 and 3907