What is the Greatest Common Factor of 40905 and 40916?

Greatest common factor (GCF) of 40905 and 40916 is 1.

GCF(40905,40916) = 1

We will now calculate the prime factors of 40905 and 40916, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40905 and 40916.

How to find the GCF of 40905 and 40916?

We will first find the prime factorization of 40905 and 40916. After we will calculate the factors of 40905 and 40916 and find the biggest common factor number .

Step-1: Prime Factorization of 40905

Prime factors of 40905 are 3, 5, 101. Prime factorization of 40905 in exponential form is:

40905 = 3⁴ × 5¹ × 101¹

Step-2: Prime Factorization of 40916

Prime factors of 40916 are 2, 53, 193. Prime factorization of 40916 in exponential form is:

40916 = 2² × 53¹ × 193¹

Step-3: Factors of 40905

List of positive integer factors of 40905 that divides 40905 without a remainder.

1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 303, 405, 505, 909, 1515, 2727, 4545, 8181, 13635

Step-4: Factors of 40916

List of positive integer factors of 40916 that divides 40905 without a remainder.

1, 2, 4, 53, 106, 193, 212, 386, 772, 10229, 20458

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40905 and 40916. The biggest common factor number is the GCF number.
So the greatest common factor 40905 and 40916 is 1.

Also check out the Least Common Multiple of 40905 and 40916