What is the Greatest Common Factor of 53543 and 53561?

Greatest common factor (GCF) of 53543 and 53561 is 1.

GCF(53543,53561) = 1

We will now calculate the prime factors of 53543 and 53561, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 53543 and 53561.

How to find the GCF of 53543 and 53561?

We will first find the prime factorization of 53543 and 53561. After we will calculate the factors of 53543 and 53561 and find the biggest common factor number .

Step-1: Prime Factorization of 53543

Prime factors of 53543 are 7, 7649. Prime factorization of 53543 in exponential form is:

53543 = 7¹ × 7649¹

Step-2: Prime Factorization of 53561

Prime factors of 53561 are 19, 2819. Prime factorization of 53561 in exponential form is:

53561 = 19¹ × 2819¹

Step-3: Factors of 53543

List of positive integer factors of 53543 that divides 53543 without a remainder.

1, 7, 7649

Step-4: Factors of 53561

List of positive integer factors of 53561 that divides 53543 without a remainder.

1, 19, 2819

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 53543 and 53561. The biggest common factor number is the GCF number.
So the greatest common factor 53543 and 53561 is 1.

Also check out the Least Common Multiple of 53543 and 53561