What is the Greatest Common Factor of 81824 and 81843?

Greatest common factor (GCF) of 81824 and 81843 is 1.

GCF(81824,81843) = 1

We will now calculate the prime factors of 81824 and 81843, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81824 and 81843.

How to find the GCF of 81824 and 81843?

We will first find the prime factorization of 81824 and 81843. After we will calculate the factors of 81824 and 81843 and find the biggest common factor number .

Step-1: Prime Factorization of 81824

Prime factors of 81824 are 2, 2557. Prime factorization of 81824 in exponential form is:

81824 = 2⁵ × 2557¹

Step-2: Prime Factorization of 81843

Prime factors of 81843 are 3, 27281. Prime factorization of 81843 in exponential form is:

81843 = 3¹ × 27281¹

Step-3: Factors of 81824

List of positive integer factors of 81824 that divides 81824 without a remainder.

1, 2, 4, 8, 16, 32, 2557, 5114, 10228, 20456, 40912

Step-4: Factors of 81843

List of positive integer factors of 81843 that divides 81824 without a remainder.

1, 3, 27281

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81824 and 81843. The biggest common factor number is the GCF number.
So the greatest common factor 81824 and 81843 is 1.

Also check out the Least Common Multiple of 81824 and 81843