What is the Greatest Common Factor of 57991 and 58009?

Greatest common factor (GCF) of 57991 and 58009 is 1.

GCF(57991,58009) = 1

We will now calculate the prime factors of 57991 and 58009, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57991 and 58009.

How to find the GCF of 57991 and 58009?

We will first find the prime factorization of 57991 and 58009. After we will calculate the factors of 57991 and 58009 and find the biggest common factor number .

Step-1: Prime Factorization of 57991

Prime factors of 57991 are 57991. Prime factorization of 57991 in exponential form is:

57991 = 57991¹

Step-2: Prime Factorization of 58009

Prime factors of 58009 are 7, 8287. Prime factorization of 58009 in exponential form is:

58009 = 7¹ × 8287¹

Step-3: Factors of 57991

List of positive integer factors of 57991 that divides 57991 without a remainder.

Step-4: Factors of 58009

List of positive integer factors of 58009 that divides 57991 without a remainder.

1, 7, 8287

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57991 and 58009. The biggest common factor number is the GCF number.
So the greatest common factor 57991 and 58009 is 1.

Also check out the Least Common Multiple of 57991 and 58009