What is the Greatest Common Factor of 39845 and 39854?

Greatest common factor (GCF) of 39845 and 39854 is 1.

GCF(39845,39854) = 1

We will now calculate the prime factors of 39845 and 39854, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39845 and 39854.

How to find the GCF of 39845 and 39854?

We will first find the prime factorization of 39845 and 39854. After we will calculate the factors of 39845 and 39854 and find the biggest common factor number .

Step-1: Prime Factorization of 39845

Prime factors of 39845 are 5, 13, 613. Prime factorization of 39845 in exponential form is:

39845 = 5¹ × 13¹ × 613¹

Step-2: Prime Factorization of 39854

Prime factors of 39854 are 2, 19927. Prime factorization of 39854 in exponential form is:

39854 = 2¹ × 19927¹

Step-3: Factors of 39845

List of positive integer factors of 39845 that divides 39845 without a remainder.

1, 5, 13, 65, 613, 3065, 7969

Step-4: Factors of 39854

List of positive integer factors of 39854 that divides 39845 without a remainder.

1, 2, 19927

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39845 and 39854. The biggest common factor number is the GCF number.
So the greatest common factor 39845 and 39854 is 1.

Also check out the Least Common Multiple of 39845 and 39854