What is the Greatest Common Factor of 25543 and 25553?

Greatest common factor (GCF) of 25543 and 25553 is 1.

GCF(25543,25553) = 1

We will now calculate the prime factors of 25543 and 25553, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25543 and 25553.

How to find the GCF of 25543 and 25553?

We will first find the prime factorization of 25543 and 25553. After we will calculate the factors of 25543 and 25553 and find the biggest common factor number .

Step-1: Prime Factorization of 25543

Prime factors of 25543 are 7, 41, 89. Prime factorization of 25543 in exponential form is:

25543 = 7¹ × 41¹ × 89¹

Step-2: Prime Factorization of 25553

Prime factors of 25553 are 11, 23, 101. Prime factorization of 25553 in exponential form is:

25553 = 11¹ × 23¹ × 101¹

Step-3: Factors of 25543

List of positive integer factors of 25543 that divides 25543 without a remainder.

1, 7, 41, 89, 287, 623, 3649

Step-4: Factors of 25553

List of positive integer factors of 25553 that divides 25543 without a remainder.

1, 11, 23, 101, 253, 1111, 2323

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25543 and 25553. The biggest common factor number is the GCF number.
So the greatest common factor 25543 and 25553 is 1.

Also check out the Least Common Multiple of 25543 and 25553