What is the Greatest Common Factor of 1120 and 1136?

Greatest common factor (GCF) of 1120 and 1136 is 16.

GCF(1120,1136) = 16

We will now calculate the prime factors of 1120 and 1136, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1120 and 1136.

How to find the GCF of 1120 and 1136?

We will first find the prime factorization of 1120 and 1136. After we will calculate the factors of 1120 and 1136 and find the biggest common factor number .

Step-1: Prime Factorization of 1120

Prime factors of 1120 are 2, 5, 7. Prime factorization of 1120 in exponential form is:

1120 = 2⁵ × 5¹ × 7¹

Step-2: Prime Factorization of 1136

Prime factors of 1136 are 2, 71. Prime factorization of 1136 in exponential form is:

1136 = 2⁴ × 71¹

Step-3: Factors of 1120

List of positive integer factors of 1120 that divides 1120 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560

Step-4: Factors of 1136

List of positive integer factors of 1136 that divides 1120 without a remainder.

1, 2, 4, 8, 16, 71, 142, 284, 568

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1120 and 1136. The biggest common factor number is the GCF number.
So the greatest common factor 1120 and 1136 is 16.

Also check out the Least Common Multiple of 1120 and 1136