What is the Greatest Common Factor of 81742 and 81759?

Greatest common factor (GCF) of 81742 and 81759 is 1.

GCF(81742,81759) = 1

We will now calculate the prime factors of 81742 and 81759, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81742 and 81759.

How to find the GCF of 81742 and 81759?

We will first find the prime factorization of 81742 and 81759. After we will calculate the factors of 81742 and 81759 and find the biggest common factor number .

Step-1: Prime Factorization of 81742

Prime factors of 81742 are 2, 23, 1777. Prime factorization of 81742 in exponential form is:

81742 = 2¹ × 23¹ × 1777¹

Step-2: Prime Factorization of 81759

Prime factors of 81759 are 3, 27253. Prime factorization of 81759 in exponential form is:

81759 = 3¹ × 27253¹

Step-3: Factors of 81742

List of positive integer factors of 81742 that divides 81742 without a remainder.

1, 2, 23, 46, 1777, 3554, 40871

Step-4: Factors of 81759

List of positive integer factors of 81759 that divides 81742 without a remainder.

1, 3, 27253

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81742 and 81759. The biggest common factor number is the GCF number.
So the greatest common factor 81742 and 81759 is 1.

Also check out the Least Common Multiple of 81742 and 81759