What is the Greatest Common Factor of 40887 and 40905?

Greatest common factor (GCF) of 40887 and 40905 is 9.

GCF(40887,40905) = 9

We will now calculate the prime factors of 40887 and 40905, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40887 and 40905.

How to find the GCF of 40887 and 40905?

We will first find the prime factorization of 40887 and 40905. After we will calculate the factors of 40887 and 40905 and find the biggest common factor number .

Step-1: Prime Factorization of 40887

Prime factors of 40887 are 3, 7, 11, 59. Prime factorization of 40887 in exponential form is:

40887 = 3² × 7¹ × 11¹ × 59¹

Step-2: 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-3: Factors of 40887

List of positive integer factors of 40887 that divides 40887 without a remainder.

1, 3, 7, 9, 11, 21, 33, 59, 63, 77, 99, 177, 231, 413, 531, 649, 693, 1239, 1947, 3717, 4543, 5841, 13629

Step-4: Factors of 40905

List of positive integer factors of 40905 that divides 40887 without a remainder.

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

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40887 and 40905. The biggest common factor number is the GCF number.
So the greatest common factor 40887 and 40905 is 9.

Also check out the Least Common Multiple of 40887 and 40905