What is the Greatest Common Factor of 40156 and 40168?

Greatest common factor (GCF) of 40156 and 40168 is 4.

GCF(40156,40168) = 4

We will now calculate the prime factors of 40156 and 40168, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40156 and 40168.

How to find the GCF of 40156 and 40168?

We will first find the prime factorization of 40156 and 40168. After we will calculate the factors of 40156 and 40168 and find the biggest common factor number .

Step-1: Prime Factorization of 40156

Prime factors of 40156 are 2, 10039. Prime factorization of 40156 in exponential form is:

40156 = 2² × 10039¹

Step-2: Prime Factorization of 40168

Prime factors of 40168 are 2, 5021. Prime factorization of 40168 in exponential form is:

40168 = 2³ × 5021¹

Step-3: Factors of 40156

List of positive integer factors of 40156 that divides 40156 without a remainder.

1, 2, 4, 10039, 20078

Step-4: Factors of 40168

List of positive integer factors of 40168 that divides 40156 without a remainder.

1, 2, 4, 8, 5021, 10042, 20084

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40156 and 40168. The biggest common factor number is the GCF number.
So the greatest common factor 40156 and 40168 is 4.

Also check out the Least Common Multiple of 40156 and 40168