What is the Greatest Common Factor of 42485 and 42491?

Greatest common factor (GCF) of 42485 and 42491 is 1.

GCF(42485,42491) = 1

We will now calculate the prime factors of 42485 and 42491, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42485 and 42491.

How to find the GCF of 42485 and 42491?

We will first find the prime factorization of 42485 and 42491. After we will calculate the factors of 42485 and 42491 and find the biggest common factor number .

Step-1: Prime Factorization of 42485

Prime factors of 42485 are 5, 29, 293. Prime factorization of 42485 in exponential form is:

42485 = 5¹ × 29¹ × 293¹

Step-2: Prime Factorization of 42491

Prime factors of 42491 are 42491. Prime factorization of 42491 in exponential form is:

42491 = 42491¹

Step-3: Factors of 42485

List of positive integer factors of 42485 that divides 42485 without a remainder.

1, 5, 29, 145, 293, 1465, 8497

Step-4: Factors of 42491

List of positive integer factors of 42491 that divides 42485 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42485 and 42491. The biggest common factor number is the GCF number.
So the greatest common factor 42485 and 42491 is 1.

Also check out the Least Common Multiple of 42485 and 42491