What is the Greatest Common Factor of 8705 and 8709?

Greatest common factor (GCF) of 8705 and 8709 is 1.

GCF(8705,8709) = 1

We will now calculate the prime factors of 8705 and 8709, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8705 and 8709.

How to find the GCF of 8705 and 8709?

We will first find the prime factorization of 8705 and 8709. After we will calculate the factors of 8705 and 8709 and find the biggest common factor number .

Step-1: Prime Factorization of 8705

Prime factors of 8705 are 5, 1741. Prime factorization of 8705 in exponential form is:

8705 = 5¹ × 1741¹

Step-2: Prime Factorization of 8709

Prime factors of 8709 are 3, 2903. Prime factorization of 8709 in exponential form is:

8709 = 3¹ × 2903¹

Step-3: Factors of 8705

List of positive integer factors of 8705 that divides 8705 without a remainder.

1, 5, 1741

Step-4: Factors of 8709

List of positive integer factors of 8709 that divides 8705 without a remainder.

1, 3, 2903

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 8705 and 8709. The biggest common factor number is the GCF number.
So the greatest common factor 8705 and 8709 is 1.

Also check out the Least Common Multiple of 8705 and 8709