What is the Greatest Common Factor of 84865 and 84880?

Greatest common factor (GCF) of 84865 and 84880 is 5.

GCF(84865,84880) = 5

We will now calculate the prime factors of 84865 and 84880, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84865 and 84880.

How to find the GCF of 84865 and 84880?

We will first find the prime factorization of 84865 and 84880. After we will calculate the factors of 84865 and 84880 and find the biggest common factor number .

Step-1: Prime Factorization of 84865

Prime factors of 84865 are 5, 11, 1543. Prime factorization of 84865 in exponential form is:

84865 = 5¹ × 11¹ × 1543¹

Step-2: Prime Factorization of 84880

Prime factors of 84880 are 2, 5, 1061. Prime factorization of 84880 in exponential form is:

84880 = 2⁴ × 5¹ × 1061¹

Step-3: Factors of 84865

List of positive integer factors of 84865 that divides 84865 without a remainder.

1, 5, 11, 55, 1543, 7715, 16973

Step-4: Factors of 84880

List of positive integer factors of 84880 that divides 84865 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1061, 2122, 4244, 5305, 8488, 10610, 16976, 21220, 42440

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84865 and 84880. The biggest common factor number is the GCF number.
So the greatest common factor 84865 and 84880 is 5.

Also check out the Least Common Multiple of 84865 and 84880