27 in Words

Introduction

The number 27 can be written in words as Twenty Seven. For example, if there are 27 students in your class, you can say ‘i have Twenty Seven classmates in school’. In order to write 27 in words we need to understand how the place value system works. We will also look into some other interesting facts about the number 27.

This Story also Contains

1. Introduction
2. How to Write 27 in Words
3. Writing 27 Mathematically
4. Facts about the Number 27

How to Write 27 in Words

In order to write 27 in words we need to see the place value of each digit. Look at the following table

As you can see from the table above the number 2 is in the tens place and number 7 is in the ones place. When a number is in the tens place we use a different way of writing it. Look at the following table.

Based on the above table we can tell that if 2 is in the tens place it will be written as Twenty. Therefore, the number 27 will be written as Twenty Seven.

Writing 27 Mathematically

The number 27 can be written as follows mathematically

\begin{aligned}

&2 \times \text { Ten }+7 \times \text { One } \\

&=2 \times 10+7 \times 1 \\

&=20+7 \quad \Rightarrow \text { Twenty }+\text { Seven } \\

&=27 \quad \Rightarrow \text { Twenty Seven }

\end{aligned}

Facts about the Number 27

Following are some of the important facts about the number 27

• 27 is an odd number. An easy way to recognize an odd number is by looking at the ones place digit of the number, if it is 1, 3, 5, 7, or 9, it is an odd number. Another way to recognize whether a number is odd or not, divide it by the number 2.

\begin{aligned}

& \frac{27}{2}=13.5

\end{aligned}

• 27 is not a prime number, in order to be a prime a number requires to have only 2 factors, itself and the number 1. However, 27 has the following factors

\begin{aligned}

&1, 3, 9, 27

\end{aligned}

Since 27 has 4 factors, it is not a prime number.

• 27 is not a perfect square. This means the square root of this number does not resolve into a whole number

\begin{aligned}

&\sqrt[2]{27}=5.196

\end{aligned}

• 27 is a perfect cube of the number 3. If we cube the number 3 we get the following

\begin{aligned}

&3^3=3\times3\times3\\

&=9\times3\\

&=27

\end{aligned}

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