What is the Greatest Common Factor of 51081 and 51090?

Greatest common factor (GCF) of 51081 and 51090 is 3.

GCF(51081,51090) = 3

We will now calculate the prime factors of 51081 and 51090, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 51081 and 51090.

How to find the GCF of 51081 and 51090?

We will first find the prime factorization of 51081 and 51090. After we will calculate the factors of 51081 and 51090 and find the biggest common factor number .

Step-1: Prime Factorization of 51081

Prime factors of 51081 are 3, 17027. Prime factorization of 51081 in exponential form is:

51081 = 3¹ × 17027¹

Step-2: Prime Factorization of 51090

Prime factors of 51090 are 2, 3, 5, 13, 131. Prime factorization of 51090 in exponential form is:

51090 = 2¹ × 3¹ × 5¹ × 13¹ × 131¹

Step-3: Factors of 51081

List of positive integer factors of 51081 that divides 51081 without a remainder.

1, 3, 17027

Step-4: Factors of 51090

List of positive integer factors of 51090 that divides 51081 without a remainder.

1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 131, 195, 262, 390, 393, 655, 786, 1310, 1703, 1965, 3406, 3930, 5109, 8515, 10218, 17030, 25545

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 51081 and 51090. The biggest common factor number is the GCF number.
So the greatest common factor 51081 and 51090 is 3.

Also check out the Least Common Multiple of 51081 and 51090