What is the Greatest Common Factor of 39284 and 39290?

Greatest common factor (GCF) of 39284 and 39290 is 2.

GCF(39284,39290) = 2

We will now calculate the prime factors of 39284 and 39290, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39284 and 39290.

How to find the GCF of 39284 and 39290?

We will first find the prime factorization of 39284 and 39290. After we will calculate the factors of 39284 and 39290 and find the biggest common factor number .

Step-1: Prime Factorization of 39284

Prime factors of 39284 are 2, 7, 23, 61. Prime factorization of 39284 in exponential form is:

39284 = 2² × 7¹ × 23¹ × 61¹

Step-2: Prime Factorization of 39290

Prime factors of 39290 are 2, 5, 3929. Prime factorization of 39290 in exponential form is:

39290 = 2¹ × 5¹ × 3929¹

Step-3: Factors of 39284

List of positive integer factors of 39284 that divides 39284 without a remainder.

1, 2, 4, 7, 14, 23, 28, 46, 61, 92, 122, 161, 244, 322, 427, 644, 854, 1403, 1708, 2806, 5612, 9821, 19642

Step-4: Factors of 39290

List of positive integer factors of 39290 that divides 39284 without a remainder.

1, 2, 5, 10, 3929, 7858, 19645

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39284 and 39290. The biggest common factor number is the GCF number.
So the greatest common factor 39284 and 39290 is 2.

Also check out the Least Common Multiple of 39284 and 39290