What is the Greatest Common Factor of 84745 and 84765?

Greatest common factor (GCF) of 84745 and 84765 is 5.

GCF(84745,84765) = 5

We will now calculate the prime factors of 84745 and 84765, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84745 and 84765.

How to find the GCF of 84745 and 84765?

We will first find the prime factorization of 84745 and 84765. After we will calculate the factors of 84745 and 84765 and find the biggest common factor number .

Step-1: Prime Factorization of 84745

Prime factors of 84745 are 5, 17, 997. Prime factorization of 84745 in exponential form is:

84745 = 5¹ × 17¹ × 997¹

Step-2: Prime Factorization of 84765

Prime factors of 84765 are 3, 5, 5651. Prime factorization of 84765 in exponential form is:

84765 = 3¹ × 5¹ × 5651¹

Step-3: Factors of 84745

List of positive integer factors of 84745 that divides 84745 without a remainder.

1, 5, 17, 85, 997, 4985, 16949

Step-4: Factors of 84765

List of positive integer factors of 84765 that divides 84745 without a remainder.

1, 3, 5, 15, 5651, 16953, 28255

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84745 and 84765. The biggest common factor number is the GCF number.
So the greatest common factor 84745 and 84765 is 5.

Also check out the Least Common Multiple of 84745 and 84765