# Number 20

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## Description of the number 20

20 is a natural number (hence integer, rational and real) of 2 digits that follows 19 and precedes 21.

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

The number 20 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 20 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 20, you will see how many of them you already knew, but we are sure you will also discover some new ones.

## how to write 20 in letters?

Number 20 in English is written as twenty
The number 20 is pronounced digit by digit as (2) two (0) zero.

## What are the divisors of 20?

The number 20 has 6 divisors, they are as follows:

The sum of its divisors, excluding the number itself is 22, so it is an abundant number and its abundance is 2

## Is 20 a prime number?

No, 20 is not a prime number since it has more divisors than 1 and the number itself

## What are the prime factors of 20?

The factorization into prime factors of 20 is:

22*51

## What is the square root of 20?

The square root of 20 is. 4.4721359549996

## What is the square of 20?

The square of 20, the result of multiplying 20*20 is. 400

## How to convert 20 to binary numbers?

The decimal number 20 into binary numbers is.10100

## How to convert 20 to octal?

The decimal number 20 in octal numbers is24

## How to convert 20 to hexadecimal?

The decimal number 20 in hexadecimal numbers is14

## What is the natural or neperian logarithm of 20?

The neperian or natural logarithm of 20 is.2.995732273554

## What is the base 10 logarithm of 20?

The base 10 logarithm of 20 is1.301029995664

## What are the trigonometric properties of 20?

### What is the sine of 20?

The sine of 20 radians is.0.91294525072763

### What is the cosine of 20?

The cosine of 20 radians is. 0.40808206181339

### What is the tangent of 20?

The tangent of 20 radians is.2.2371609442247