What is the Greatest Common Factor of 40146 and 40161?

Greatest common factor (GCF) of 40146 and 40161 is 3.

GCF(40146,40161) = 3

We will now calculate the prime factors of 40146 and 40161, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40146 and 40161.

How to find the GCF of 40146 and 40161?

We will first find the prime factorization of 40146 and 40161. After we will calculate the factors of 40146 and 40161 and find the biggest common factor number .

Step-1: Prime Factorization of 40146

Prime factors of 40146 are 2, 3, 6691. Prime factorization of 40146 in exponential form is:

40146 = 2¹ × 3¹ × 6691¹

Step-2: Prime Factorization of 40161

Prime factors of 40161 are 3, 11, 1217. Prime factorization of 40161 in exponential form is:

40161 = 3¹ × 11¹ × 1217¹

Step-3: Factors of 40146

List of positive integer factors of 40146 that divides 40146 without a remainder.

1, 2, 3, 6, 6691, 13382, 20073

Step-4: Factors of 40161

List of positive integer factors of 40161 that divides 40146 without a remainder.

1, 3, 11, 33, 1217, 3651, 13387

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40146 and 40161. The biggest common factor number is the GCF number.
So the greatest common factor 40146 and 40161 is 3.

Also check out the Least Common Multiple of 40146 and 40161