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Edited By Team Careers360 | Updated on Feb 10, 2023 03:48 PM IST

400 in words is written as four hundred. What is the reason for the conversion of numbers into words? The reason behind the conversion is our understanding. To understand the number and quantity it represents we need to give meaning to it in the language we understand. There are certain rules to convert the number into words and it is not a random process. Every digit has some place value. It depends on the position of the digit in that number. The place value is minimum at the left end and maximum at the right. It increases with every digit.

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The Decimal system is one of the number systems used. It has base 10 and 10 basic numbers. The numbers 0-9 are the basic decimal numbers. All the numbers are written using the numbers 0-9 and the power of 10. Each digit in the number is assigned some place value.

Hundreds | Tens | Units |

{10^{2}} | {10^{1}} | {10^{1}} |

4 | 0 | 0 |

For 400,

'0' is in the unit place.

'0' is in the tens place

'4' is in the hundreds place.

We can write 400 = 400 + 0 + 0

Hence, 400 in words is four hundred.

An even number is a number that is completely divisible by 2. It means on dividing the number by 2 we get zero as the remainder. On the other hand, when, we get the remainder '1' when dividing by 2, it is an odd number. 400 on division by 2, we get '0'. Hence, 400 is an even number.

A prime number has only two factors 1 and the number itself. 400 has more than two factors e.g. 10, 4, etc.

The number used for counting is called a cardinal number. The number 400 can be used for counting and denotes '400' of some quantity.

The number when used to denote a position, gets termed as an ordinal number. The number 400 denotes 400th place.

**Length:**Length is denoted using units like cm, m, km, etc. When we add a unit to any number, it measures the length in terms of the units. The units of length are interrelated with each other. Hence, they help in conversion.

For example: 400 cm = 4 m

**Volume:**Volume is measured in liters and milliliters. When you add liters to any number, we get that amount of the quantity.

For example: By adding the unit 'liter' to the number 400, we get 400 liters.

**Time:**Time is measured in seconds and hours. We can add the unit to the number and do a conversion too.

For example: 400 minutes

**You can find out the detailed other number in words article list below:-**

1. Is 400 a perfect square?

A perfect square on taking a square root gives a whole number. When you take the square root of 400, you get 20 which is a whole number. Hence, 400 is a perfect square.

2. Is 400 a perfect cube?

On taking the cube root of 400, we get 7.36. Hence, it is not a perfect cube.

3. Is 400 divisible by 10?

Any number having zero in its unit place is divisible by 10. The number 400 has zero in the unit place, hence it is divisible by 10.

4. List 5 factors of 400.

The 5 factors of 400 are 2,4,5,8, and 10.

5. Write 400 in terms of addition of two numbers?

There can be many combinations of the numbers that give sum 400. One of the is 400 = 100 + 300

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