What is the Greatest Common Factor of 80545 and 80561?

Greatest common factor (GCF) of 80545 and 80561 is 1.

GCF(80545,80561) = 1

We will now calculate the prime factors of 80545 and 80561, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80545 and 80561.

How to find the GCF of 80545 and 80561?

We will first find the prime factorization of 80545 and 80561. After we will calculate the factors of 80545 and 80561 and find the biggest common factor number .

Step-1: Prime Factorization of 80545

Prime factors of 80545 are 5, 89, 181. Prime factorization of 80545 in exponential form is:

80545 = 5¹ × 89¹ × 181¹

Step-2: Prime Factorization of 80561

Prime factors of 80561 are 13, 6197. Prime factorization of 80561 in exponential form is:

80561 = 13¹ × 6197¹

Step-3: Factors of 80545

List of positive integer factors of 80545 that divides 80545 without a remainder.

1, 5, 89, 181, 445, 905, 16109

Step-4: Factors of 80561

List of positive integer factors of 80561 that divides 80545 without a remainder.

1, 13, 6197

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80545 and 80561. The biggest common factor number is the GCF number.
So the greatest common factor 80545 and 80561 is 1.

Also check out the Least Common Multiple of 80545 and 80561