What is the Greatest Common Factor of 81993 and 82006?

Greatest common factor (GCF) of 81993 and 82006 is 1.

GCF(81993,82006) = 1

We will now calculate the prime factors of 81993 and 82006, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81993 and 82006.

How to find the GCF of 81993 and 82006?

We will first find the prime factorization of 81993 and 82006. After we will calculate the factors of 81993 and 82006 and find the biggest common factor number .

Step-1: Prime Factorization of 81993

Prime factors of 81993 are 3, 151, 181. Prime factorization of 81993 in exponential form is:

81993 = 3¹ × 151¹ × 181¹

Step-2: Prime Factorization of 82006

Prime factors of 82006 are 2, 131, 313. Prime factorization of 82006 in exponential form is:

82006 = 2¹ × 131¹ × 313¹

Step-3: Factors of 81993

List of positive integer factors of 81993 that divides 81993 without a remainder.

1, 3, 151, 181, 453, 543, 27331

Step-4: Factors of 82006

List of positive integer factors of 82006 that divides 81993 without a remainder.

1, 2, 131, 262, 313, 626, 41003

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81993 and 82006. The biggest common factor number is the GCF number.
So the greatest common factor 81993 and 82006 is 1.

Also check out the Least Common Multiple of 81993 and 82006