What is the Greatest Common Factor of 1573 and 1579?

Greatest common factor (GCF) of 1573 and 1579 is 1.

GCF(1573,1579) = 1

We will now calculate the prime factors of 1573 and 1579, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1573 and 1579.

How to find the GCF of 1573 and 1579?

We will first find the prime factorization of 1573 and 1579. After we will calculate the factors of 1573 and 1579 and find the biggest common factor number .

Step-1: Prime Factorization of 1573

Prime factors of 1573 are 11, 13. Prime factorization of 1573 in exponential form is:

1573 = 11² × 13¹

Step-2: Prime Factorization of 1579

Prime factors of 1579 are 1579. Prime factorization of 1579 in exponential form is:

1579 = 1579¹

Step-3: Factors of 1573

List of positive integer factors of 1573 that divides 1573 without a remainder.

1, 11, 13, 121, 143

Step-4: Factors of 1579

List of positive integer factors of 1579 that divides 1573 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1573 and 1579. The biggest common factor number is the GCF number.
So the greatest common factor 1573 and 1579 is 1.

Also check out the Least Common Multiple of 1573 and 1579