What is the Greatest Common Factor of 72857 and 72863?

Greatest common factor (GCF) of 72857 and 72863 is 1.

GCF(72857,72863) = 1

We will now calculate the prime factors of 72857 and 72863, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72857 and 72863.

How to find the GCF of 72857 and 72863?

We will first find the prime factorization of 72857 and 72863. After we will calculate the factors of 72857 and 72863 and find the biggest common factor number .

Step-1: Prime Factorization of 72857

Prime factors of 72857 are 41, 1777. Prime factorization of 72857 in exponential form is:

72857 = 41¹ × 1777¹

Step-2: Prime Factorization of 72863

Prime factors of 72863 are 7, 1487. Prime factorization of 72863 in exponential form is:

72863 = 7² × 1487¹

Step-3: Factors of 72857

List of positive integer factors of 72857 that divides 72857 without a remainder.

1, 41, 1777

Step-4: Factors of 72863

List of positive integer factors of 72863 that divides 72857 without a remainder.

1, 7, 49, 1487, 10409

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72857 and 72863. The biggest common factor number is the GCF number.
So the greatest common factor 72857 and 72863 is 1.

Also check out the Least Common Multiple of 72857 and 72863