What is the Greatest Common Factor of 11828 and 11840?

Greatest common factor (GCF) of 11828 and 11840 is 4.

GCF(11828,11840) = 4

We will now calculate the prime factors of 11828 and 11840, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11828 and 11840.

How to find the GCF of 11828 and 11840?

We will first find the prime factorization of 11828 and 11840. After we will calculate the factors of 11828 and 11840 and find the biggest common factor number .

Step-1: Prime Factorization of 11828

Prime factors of 11828 are 2, 2957. Prime factorization of 11828 in exponential form is:

11828 = 2² × 2957¹

Step-2: Prime Factorization of 11840

Prime factors of 11840 are 2, 5, 37. Prime factorization of 11840 in exponential form is:

11840 = 2⁶ × 5¹ × 37¹

Step-3: Factors of 11828

List of positive integer factors of 11828 that divides 11828 without a remainder.

1, 2, 4, 2957, 5914

Step-4: Factors of 11840

List of positive integer factors of 11840 that divides 11828 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 2368, 2960, 5920

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11828 and 11840. The biggest common factor number is the GCF number.
So the greatest common factor 11828 and 11840 is 4.

Also check out the Least Common Multiple of 11828 and 11840