# Number 400

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## Description of the number 400

400 is a natural number (hence integer, rational and real) of 3 digits that follows 399 and precedes 401.

400 is an even number, since it is divisible by 2.

The number 400 is a unique number, with its own characteristics that, for some reason, has caught your attention. It is logical, we use numbers every day, in multiple ways and almost without realizing it, but knowing more about the number 400 can help you benefit from that knowledge, and be of great use. If you keep reading, we will give you all the facts you need to know about the number 400, you will see how many of them you already knew, but we are sure you will also discover some new ones.

## how to write 400 in letters?

Number 400 in English is written as four hundred
The number 400 is pronounced digit by digit as (4) four (0) zero (0) zero.

## What are the divisors of 400?

The number 400 has 15 divisors, they are as follows:

The sum of its divisors, excluding the number itself is 561, so it is an abundant number and its abundance is 161

## Is 400 a prime number?

No, 400 is not a prime number since it has more divisors than 1 and the number itself

## What are the prime factors of 400?

The factorization into prime factors of 400 is:

24*52

## What is the square root of 400?

The square root of 400 is. 20

## What is the square of 400?

The square of 400, the result of multiplying 400*400 is. 160000

## How to convert 400 to binary numbers?

The decimal number 400 into binary numbers is.110010000

## How to convert 400 to octal?

The decimal number 400 in octal numbers is620

## How to convert 400 to hexadecimal?

The decimal number 400 in hexadecimal numbers is190

## What is the natural or neperian logarithm of 400?

The neperian or natural logarithm of 400 is.5.991464547108

## What is the base 10 logarithm of 400?

The base 10 logarithm of 400 is2.602059991328

## What are the trigonometric properties of 400?

### What is the sine of 400?

The sine of 400 radians is.-0.85091935963918

### What is the cosine of 400?

The cosine of 400 radians is. -0.52529633864254

### What is the tangent of 400?

The tangent of 400 radians is.1.6198844291169