What is the Greatest Common Factor of 10811 and 10830?

Greatest common factor (GCF) of 10811 and 10830 is 19.

GCF(10811,10830) = 19

We will now calculate the prime factors of 10811 and 10830, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10811 and 10830.

How to find the GCF of 10811 and 10830?

We will first find the prime factorization of 10811 and 10830. After we will calculate the factors of 10811 and 10830 and find the biggest common factor number .

Step-1: Prime Factorization of 10811

Prime factors of 10811 are 19, 569. Prime factorization of 10811 in exponential form is:

10811 = 19¹ × 569¹

Step-2: Prime Factorization of 10830

Prime factors of 10830 are 2, 3, 5, 19. Prime factorization of 10830 in exponential form is:

10830 = 2¹ × 3¹ × 5¹ × 19²

Step-3: Factors of 10811

List of positive integer factors of 10811 that divides 10811 without a remainder.

1, 19, 569

Step-4: Factors of 10830

List of positive integer factors of 10830 that divides 10811 without a remainder.

1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 361, 570, 722, 1083, 1805, 2166, 3610, 5415

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10811 and 10830. The biggest common factor number is the GCF number.
So the greatest common factor 10811 and 10830 is 19.

Also check out the Least Common Multiple of 10811 and 10830