What is the Greatest Common Factor of 62543 and 62561?

Greatest common factor (GCF) of 62543 and 62561 is 1.

GCF(62543,62561) = 1

We will now calculate the prime factors of 62543 and 62561, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 62543 and 62561.

How to find the GCF of 62543 and 62561?

We will first find the prime factorization of 62543 and 62561. After we will calculate the factors of 62543 and 62561 and find the biggest common factor number .

Step-1: Prime Factorization of 62543

Prime factors of 62543 are 13, 17, 283. Prime factorization of 62543 in exponential form is:

62543 = 13¹ × 17¹ × 283¹

Step-2: Prime Factorization of 62561

Prime factors of 62561 are 73, 857. Prime factorization of 62561 in exponential form is:

62561 = 73¹ × 857¹

Step-3: Factors of 62543

List of positive integer factors of 62543 that divides 62543 without a remainder.

1, 13, 17, 221, 283, 3679, 4811

Step-4: Factors of 62561

List of positive integer factors of 62561 that divides 62543 without a remainder.

1, 73, 857

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 62543 and 62561. The biggest common factor number is the GCF number.
So the greatest common factor 62543 and 62561 is 1.

Also check out the Least Common Multiple of 62543 and 62561