What is the Greatest Common Factor of 71531 and 71543?

Greatest common factor (GCF) of 71531 and 71543 is 1.

GCF(71531,71543) = 1

We will now calculate the prime factors of 71531 and 71543, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71531 and 71543.

How to find the GCF of 71531 and 71543?

We will first find the prime factorization of 71531 and 71543. After we will calculate the factors of 71531 and 71543 and find the biggest common factor number .

Step-1: Prime Factorization of 71531

Prime factors of 71531 are 233, 307. Prime factorization of 71531 in exponential form is:

71531 = 233¹ × 307¹

Step-2: Prime Factorization of 71543

Prime factors of 71543 are 29, 2467. Prime factorization of 71543 in exponential form is:

71543 = 29¹ × 2467¹

Step-3: Factors of 71531

List of positive integer factors of 71531 that divides 71531 without a remainder.

1, 233, 307

Step-4: Factors of 71543

List of positive integer factors of 71543 that divides 71531 without a remainder.

1, 29, 2467

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71531 and 71543. The biggest common factor number is the GCF number.
So the greatest common factor 71531 and 71543 is 1.

Also check out the Least Common Multiple of 71531 and 71543