What is the Greatest Common Factor of 13797 and 13811?

Greatest common factor (GCF) of 13797 and 13811 is 7.

GCF(13797,13811) = 7

We will now calculate the prime factors of 13797 and 13811, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13797 and 13811.

How to find the GCF of 13797 and 13811?

We will first find the prime factorization of 13797 and 13811. After we will calculate the factors of 13797 and 13811 and find the biggest common factor number .

Step-1: Prime Factorization of 13797

Prime factors of 13797 are 3, 7, 73. Prime factorization of 13797 in exponential form is:

13797 = 3³ × 7¹ × 73¹

Step-2: Prime Factorization of 13811

Prime factors of 13811 are 7, 1973. Prime factorization of 13811 in exponential form is:

13811 = 7¹ × 1973¹

Step-3: Factors of 13797

List of positive integer factors of 13797 that divides 13797 without a remainder.

1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 1533, 1971, 4599

Step-4: Factors of 13811

List of positive integer factors of 13811 that divides 13797 without a remainder.

1, 7, 1973

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13797 and 13811. The biggest common factor number is the GCF number.
So the greatest common factor 13797 and 13811 is 7.

Also check out the Least Common Multiple of 13797 and 13811