What is the Greatest Common Factor of 83811 and 83821?

Greatest common factor (GCF) of 83811 and 83821 is 1.

GCF(83811,83821) = 1

We will now calculate the prime factors of 83811 and 83821, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 83811 and 83821.

How to find the GCF of 83811 and 83821?

We will first find the prime factorization of 83811 and 83821. After we will calculate the factors of 83811 and 83821 and find the biggest common factor number .

Step-1: Prime Factorization of 83811

Prime factors of 83811 are 3, 7, 13, 307. Prime factorization of 83811 in exponential form is:

83811 = 3¹ × 7¹ × 13¹ × 307¹

Step-2: Prime Factorization of 83821

Prime factors of 83821 are 109, 769. Prime factorization of 83821 in exponential form is:

83821 = 109¹ × 769¹

Step-3: Factors of 83811

List of positive integer factors of 83811 that divides 83811 without a remainder.

1, 3, 7, 13, 21, 39, 91, 273, 307, 921, 2149, 3991, 6447, 11973, 27937

Step-4: Factors of 83821

List of positive integer factors of 83821 that divides 83811 without a remainder.

1, 109, 769

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 83811 and 83821. The biggest common factor number is the GCF number.
So the greatest common factor 83811 and 83821 is 1.

Also check out the Least Common Multiple of 83811 and 83821