What is the Greatest Common Factor of 40990 and 40994?

Greatest common factor (GCF) of 40990 and 40994 is 2.

GCF(40990,40994) = 2

We will now calculate the prime factors of 40990 and 40994, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40990 and 40994.

How to find the GCF of 40990 and 40994?

We will first find the prime factorization of 40990 and 40994. After we will calculate the factors of 40990 and 40994 and find the biggest common factor number .

Step-1: Prime Factorization of 40990

Prime factors of 40990 are 2, 5, 4099. Prime factorization of 40990 in exponential form is:

40990 = 2¹ × 5¹ × 4099¹

Step-2: Prime Factorization of 40994

Prime factors of 40994 are 2, 103, 199. Prime factorization of 40994 in exponential form is:

40994 = 2¹ × 103¹ × 199¹

Step-3: Factors of 40990

List of positive integer factors of 40990 that divides 40990 without a remainder.

1, 2, 5, 10, 4099, 8198, 20495

Step-4: Factors of 40994

List of positive integer factors of 40994 that divides 40990 without a remainder.

1, 2, 103, 199, 206, 398, 20497

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40990 and 40994. The biggest common factor number is the GCF number.
So the greatest common factor 40990 and 40994 is 2.

Also check out the Least Common Multiple of 40990 and 40994