GCF and LCM Calculator Logo

What is the Greatest Common Factor of 12801 and 12811?

Greatest common factor (GCF) of 12801 and 12811 is 1.

GCF(12801,12811) = 1

We will now calculate the prime factors of 12801 and 12811, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12801 and 12811.

GCF Calculator and
and

How to find the GCF of 12801 and 12811?

We will first find the prime factorization of 12801 and 12811. After we will calculate the factors of 12801 and 12811 and find the biggest common factor number .

Step-1: Prime Factorization of 12801

Prime factors of 12801 are 3, 17, 251. Prime factorization of 12801 in exponential form is:

12801 = 31 × 171 × 2511

Step-2: Prime Factorization of 12811

Prime factors of 12811 are 23, 557. Prime factorization of 12811 in exponential form is:

12811 = 231 × 5571

Step-3: Factors of 12801

List of positive integer factors of 12801 that divides 12801 without a remainder.

1, 3, 17, 51, 251, 753, 4267

Step-4: Factors of 12811

List of positive integer factors of 12811 that divides 12801 without a remainder.

1, 23, 557

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12801 and 12811. The biggest common factor number is the GCF number.
So the greatest common factor 12801 and 12811 is 1.

Also check out the Least Common Multiple of 12801 and 12811