What is the Greatest Common Factor of 10543 and 10561?

Greatest common factor (GCF) of 10543 and 10561 is 1.

GCF(10543,10561) = 1

We will now calculate the prime factors of 10543 and 10561, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10543 and 10561.

How to find the GCF of 10543 and 10561?

We will first find the prime factorization of 10543 and 10561. After we will calculate the factors of 10543 and 10561 and find the biggest common factor number .

Step-1: Prime Factorization of 10543

Prime factors of 10543 are 13, 811. Prime factorization of 10543 in exponential form is:

10543 = 13¹ × 811¹

Step-2: Prime Factorization of 10561

Prime factors of 10561 are 59, 179. Prime factorization of 10561 in exponential form is:

10561 = 59¹ × 179¹

Step-3: Factors of 10543

List of positive integer factors of 10543 that divides 10543 without a remainder.

1, 13, 811

Step-4: Factors of 10561

List of positive integer factors of 10561 that divides 10543 without a remainder.

1, 59, 179

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10543 and 10561. The biggest common factor number is the GCF number.
So the greatest common factor 10543 and 10561 is 1.

Also check out the Least Common Multiple of 10543 and 10561