What is the Greatest Common Factor of 11445 and 11451?

Greatest common factor (GCF) of 11445 and 11451 is 3.

GCF(11445,11451) = 3

We will now calculate the prime factors of 11445 and 11451, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11445 and 11451.

How to find the GCF of 11445 and 11451?

We will first find the prime factorization of 11445 and 11451. After we will calculate the factors of 11445 and 11451 and find the biggest common factor number .

Step-1: Prime Factorization of 11445

Prime factors of 11445 are 3, 5, 7, 109. Prime factorization of 11445 in exponential form is:

11445 = 3¹ × 5¹ × 7¹ × 109¹

Step-2: Prime Factorization of 11451

Prime factors of 11451 are 3, 11, 347. Prime factorization of 11451 in exponential form is:

11451 = 3¹ × 11¹ × 347¹

Step-3: Factors of 11445

List of positive integer factors of 11445 that divides 11445 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 109, 327, 545, 763, 1635, 2289, 3815

Step-4: Factors of 11451

List of positive integer factors of 11451 that divides 11445 without a remainder.

1, 3, 11, 33, 347, 1041, 3817

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11445 and 11451. The biggest common factor number is the GCF number.
So the greatest common factor 11445 and 11451 is 3.

Also check out the Least Common Multiple of 11445 and 11451