What is the Greatest Common Factor of 11543 and 11553?

Greatest common factor (GCF) of 11543 and 11553 is 1.

GCF(11543,11553) = 1

We will now calculate the prime factors of 11543 and 11553, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11543 and 11553.

How to find the GCF of 11543 and 11553?

We will first find the prime factorization of 11543 and 11553. After we will calculate the factors of 11543 and 11553 and find the biggest common factor number .

Step-1: Prime Factorization of 11543

Prime factors of 11543 are 7, 17, 97. Prime factorization of 11543 in exponential form is:

11543 = 7¹ × 17¹ × 97¹

Step-2: Prime Factorization of 11553

Prime factors of 11553 are 3, 3851. Prime factorization of 11553 in exponential form is:

11553 = 3¹ × 3851¹

Step-3: Factors of 11543

List of positive integer factors of 11543 that divides 11543 without a remainder.

1, 7, 17, 97, 119, 679, 1649

Step-4: Factors of 11553

List of positive integer factors of 11553 that divides 11543 without a remainder.

1, 3, 3851

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11543 and 11553. The biggest common factor number is the GCF number.
So the greatest common factor 11543 and 11553 is 1.

Also check out the Least Common Multiple of 11543 and 11553