GCF and LCM Calculator Logo

What is the Greatest Common Factor of 28991 and 29005?

Greatest common factor (GCF) of 28991 and 29005 is 1.

GCF(28991,29005) = 1

We will now calculate the prime factors of 28991 and 29005, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28991 and 29005.

GCF Calculator and
and

How to find the GCF of 28991 and 29005?

We will first find the prime factorization of 28991 and 29005. After we will calculate the factors of 28991 and 29005 and find the biggest common factor number .

Step-1: Prime Factorization of 28991

Prime factors of 28991 are 53, 547. Prime factorization of 28991 in exponential form is:

28991 = 531 × 5471

Step-2: Prime Factorization of 29005

Prime factors of 29005 are 5, 5801. Prime factorization of 29005 in exponential form is:

29005 = 51 × 58011

Step-3: Factors of 28991

List of positive integer factors of 28991 that divides 28991 without a remainder.

1, 53, 547

Step-4: Factors of 29005

List of positive integer factors of 29005 that divides 28991 without a remainder.

1, 5, 5801

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28991 and 29005. The biggest common factor number is the GCF number.
So the greatest common factor 28991 and 29005 is 1.

Also check out the Least Common Multiple of 28991 and 29005