What is the Greatest Common Factor of 82705 and 82709?

Greatest common factor (GCF) of 82705 and 82709 is 1.

GCF(82705,82709) = 1

We will now calculate the prime factors of 82705 and 82709, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82705 and 82709.

How to find the GCF of 82705 and 82709?

We will first find the prime factorization of 82705 and 82709. After we will calculate the factors of 82705 and 82709 and find the biggest common factor number .

Step-1: Prime Factorization of 82705

Prime factors of 82705 are 5, 7, 17, 139. Prime factorization of 82705 in exponential form is:

82705 = 5¹ × 7¹ × 17¹ × 139¹

Step-2: Prime Factorization of 82709

Prime factors of 82709 are 11, 73, 103. Prime factorization of 82709 in exponential form is:

82709 = 11¹ × 73¹ × 103¹

Step-3: Factors of 82705

List of positive integer factors of 82705 that divides 82705 without a remainder.

1, 5, 7, 17, 35, 85, 119, 139, 595, 695, 973, 2363, 4865, 11815, 16541

Step-4: Factors of 82709

List of positive integer factors of 82709 that divides 82705 without a remainder.

1, 11, 73, 103, 803, 1133, 7519

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82705 and 82709. The biggest common factor number is the GCF number.
So the greatest common factor 82705 and 82709 is 1.

Also check out the Least Common Multiple of 82705 and 82709