GCF of 16 and 48 is the largest possible number that divides 16 and 48 exactly without any remainder. The factors of 16 and 48 are 1, 2, 4, 8, 16 and 1, 2, 3, 4, 6, 8, 12, 16, 24, 48 respectively. There are 3 commonly used methods to find the GCF of 16 and 48 - long division, Euclidean algorithm, and prime factorization.

You are watching: What is the gcf of 16 and 48

 1 GCF of 16 and 48 2 List of Methods 3 Solved Examples 4 FAQs

Answer: GCF of 16 and 48 is 16. Explanation:

The GCF of two non-zero integers, x(16) and y(48), is the greatest positive integer m(16) that divides both x(16) and y(48) without any remainder.

Let's look at the different methods for finding the GCF of 16 and 48.

Long Division MethodListing Common FactorsPrime Factorization Method

### GCF of 16 and 48 by Long Division GCF of 16 and 48 is the divisor that we get when the remainder becomes 0 after doing long division repeatedly.

Step 2: Since the remainder = 0, the divisor (16) is the GCF of 16 and 48.

The corresponding divisor (16) is the GCF of 16 and 48.

### GCF of 16 and 48 by Listing Common Factors

Factors of 16: 1, 2, 4, 8, 16Factors of 48: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

There are 5 common factors of 16 and 48, that are 1, 2, 4, 8, and 16. Therefore, the greatest common factor of 16 and 48 is 16.

### GCF of 16 and 48 by Prime Factorization Prime factorization of 16 and 48 is (2 × 2 × 2 × 2) and (2 × 2 × 2 × 2 × 3) respectively. As visible, 16 and 48 have common prime factors. Hence, the GCF of 16 and 48 is 2 × 2 × 2 × 2 = 16.

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## GCF of 16 and 48 Examples

Example 1: Find the greatest number that divides 16 and 48 exactly.

Solution:

The greatest number that divides 16 and 48 exactly is their greatest common factor, i.e. GCF of 16 and 48.⇒ Factors of 16 and 48:

Factors of 16 = 1, 2, 4, 8, 16Factors of 48 = 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

Therefore, the GCF of 16 and 48 is 16.

Example 2: Find the GCF of 16 and 48, if their LCM is 48.

Solution:

∵ LCM × GCF = 16 × 48⇒ GCF(16, 48) = (16 × 48)/48 = 16Therefore, the greatest common factor of 16 and 48 is 16.

Example 3: The product of two numbers is 768. If their GCF is 16, what is their LCM?

Solution:

Given: GCF = 16 and product of numbers = 768∵ LCM × GCF = product of numbers⇒ LCM = Product/GCF = 768/16Therefore, the LCM is 48.

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## FAQs on GCF of 16 and 48

### What is the GCF of 16 and 48?

The GCF of 16 and 48 is 16. To calculate the GCF of 16 and 48, we need to factor each number (factors of 16 = 1, 2, 4, 8, 16; factors of 48 = 1, 2, 3, 4, 6, 8, 12, 16, 24, 48) and choose the greatest factor that exactly divides both 16 and 48, i.e., 16.

### How to Find the GCF of 16 and 48 by Long Division Method?

To find the GCF of 16, 48 using long division method, 48 is divided by 16. The corresponding divisor (16) when remainder equals 0 is taken as GCF.

### What is the Relation Between LCM and GCF of 16, 48?

The following equation can be used to express the relation between LCM (Least Common Multiple) and GCF of 16 and 48, i.e. GCF × LCM = 16 × 48.

### How to Find the GCF of 16 and 48 by Prime Factorization?

To find the GCF of 16 and 48, we will find the prime factorization of the given numbers, i.e. 16 = 2 × 2 × 2 × 2; 48 = 2 × 2 × 2 × 2 × 3.⇒ Since 2, 2, 2, 2 are common terms in the prime factorization of 16 and 48. Hence, GCF(16, 48) = 2 × 2 × 2 × 2 = 16☛ What is a Prime Number?

### What are the Methods to Find GCF of 16 and 48?

There are three commonly used methods to find the GCF of 16 and 48.

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By Prime FactorizationBy Listing Common FactorsBy Long Division

### If the GCF of 48 and 16 is 16, Find its LCM.

GCF(48, 16) × LCM(48, 16) = 48 × 16Since the GCF of 48 and 16 = 16⇒ 16 × LCM(48, 16) = 768Therefore, LCM = 48☛ GCF Calculator