What is the Greatest Common Factor of 80857 and 80865?

Greatest common factor (GCF) of 80857 and 80865 is 1.

GCF(80857,80865) = 1

We will now calculate the prime factors of 80857 and 80865, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80857 and 80865.

How to find the GCF of 80857 and 80865?

We will first find the prime factorization of 80857 and 80865. After we will calculate the factors of 80857 and 80865 and find the biggest common factor number .

Step-1: Prime Factorization of 80857

Prime factors of 80857 are 7, 11551. Prime factorization of 80857 in exponential form is:

80857 = 7¹ × 11551¹

Step-2: Prime Factorization of 80865

Prime factors of 80865 are 3, 5, 599. Prime factorization of 80865 in exponential form is:

80865 = 3³ × 5¹ × 599¹

Step-3: Factors of 80857

List of positive integer factors of 80857 that divides 80857 without a remainder.

1, 7, 11551

Step-4: Factors of 80865

List of positive integer factors of 80865 that divides 80857 without a remainder.

1, 3, 5, 9, 15, 27, 45, 135, 599, 1797, 2995, 5391, 8985, 16173, 26955

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80857 and 80865. The biggest common factor number is the GCF number.
So the greatest common factor 80857 and 80865 is 1.

Also check out the Least Common Multiple of 80857 and 80865