Let us know about GCF of 16 and 24. GCF of 16 and 24 by Prime Factorization

**As seen, 16 and 24 have common factors. Thus, the GCF of 16 and 24 is 2×2×2 = 8 .**

Also, what is the GCF of 12 and 18?

Example 1: **6** is the greatest common factor of 12 and 18.

Here, what is the GCF of 18 and 24?

right answer:

18 and 24 share a 2 and a 3. We multiply them to get the GCF, so 2 * 3 = **6** is the GCF of 18 and 24.

Also to know what is the GCF of 18 and 30? GCF of 18 and 30 by listing common factors

Therefore, the greatest common factor of 18 and 30 is **6** .

What is the HCF of 16?

Solution: The greatest number which exactly divides 16 and 24 has the highest common factor, that is, the HCF of 16 and **24** . Factors of 16 and 24: Factors of 16 = 1, 2, 4, 8, 16.

**What is the GCF of 15 and 9?**

Answer: The GCF of 9 and 15 is **3** .

**What is the GCF of 3 and 18?**

The GCF of 3 and 18 is **3** .

**What is the GCF of 24 18 and 30?**

As you can see when you list the factors of each number, **6** is the largest number that divides 18, 24 and 30.

**What is the GCF of 15 and 30?**

GCF of 15 and 30 by listing common factors

15 and 30 have 4 common factors, which are 1, 3, 5, and 15. Therefore, the greatest common factor of 15 and 30 is **15** .

**What is the HCF of 70 and 30?**

30 = **10** × 3 + 0. Therefore, the HCF of 70 and 30 is 10.

**What is the GCF of 15 and 18?**

Answer: GCF of 15 and 18 is **3** .

**What is the GCF of 18 and 36?**

Answer: GCF of 18 and 36 is **18** .

**What is the GCF of 15 and 20?**

Answer: The GCF of 15 and 20 is **5** .

**What is the HCF of 15 and 18?**

HCF of 15 and 18 by prime factorization

The prime factors of 15 and 18 are (3 × 5) and (2 × 3 × 3) respectively. As it appears, 15 and 18 have only one common prime factor, that is, **3** . Hence, HCF of 15 and 18 is 3.

**What is the HCF of 15 and 20?**

HCF of 15 and 20 by prime factorization

As seen, 15 and 20 have only one common prime factor, that is, **5** . Hence, HCF of 15 and 20 is 5.

**What is the HCF of 15?**

Factors of 15 (fifteen) = 1, 3, 5 and 15. Factors of 35 (thirty-five) = 1, 5, 7 and 35. Therefore, common factors of 15 (fifteen) and 35 (thirty-five) = **1 and 5** . Highest Common Factor (HCF) of 15 (Fifteen) and 35 (Thirty Five) = 5

**9 What is the GCF of 15 and 18?**

As you can see when you list the factors of each number, **3** is the largest number that 9, 15 and 18 divide by.

**9 What is the HCF of 15 and 24?**

Hence 5 cannot be a common factor. There are three 2s and one 3 in 24 but no two in 9 or 15. Therefore, GCF or 9, 15, and 24 are **3** .

**What is the GCF of 15 and 27?**

GCF of 15 and 27 by listing the common factors

Therefore, the greatest common factor of 15 and 27 is **3** .

**What is the GCF of 9 and 18?**

GCF of 9 and 18 by listing common factors

3 and 9 have 18 common factors, which are 1, 3 and 9. Therefore, 9 and . The greatest common factor of **18 is 9** .

**What is the GCF of 9 and 30?**

The GCF of 9 and 30 is **3** .

**What is the GCF of 3 and 6?**

Answer: The GCF of 3 and 6 is **3** .

**What is the GCF of 3 and 37?**

What is the GCF of 3 and 37? The GCF of 3 and 37 is **1** .

**What is the GCF of 24 36 and 18?**

The greatest common factor of 18, 24 and 36 is **6** .

**What is the GCF of 24?**

The factors of answer 24 are 1, 2, 3, 4, 6, 8, 12, 24. There are 8 integers which are factors of 24. **The factorization of 24 is 24** . 3.