# Number Systems

• 7

### 1000 Digits of Pi, e, and Other Irrational Numbers

3 years ago

Irrational numbers are those whose decimal expansion goes on forever without repeating. In other words, they cannot be represented by any rational number (fraction or whole number). Irrational numbers that are the...

• 0

### Math Fun Facts About the Number 13

3 years ago

Do you avoid the number 13, or is 13 your go-to luck number? Thirteen has a rich history and has been singled out by many cultures around the world. In some religions it is a number with special significance, while...

• 3

### How to spell the numbers 1 through 50

6 years ago

Spelling numbers is very easy. Below is how you spell the numbers one, all the way up to fifty. How to spell the numbers 1-10- The number 1 is spelled one. The number 2 is spelled two. The number 3 is spelled...

• 0

### How to Convert to Base-5

6 months ago

Most human civilizations settled on a base-10 or base-20 numbering system because human hands have 10 fingers, and our hands and feet have 20 digits. Considering we have five fingers on one hand, it's not such a stretch...

• 0

### How to Convert to Base-12

2 years ago

The base-12 numbering system is also known as duodecimal and dozenal. Because 12 is divisible by the prime factors 2 and 3, one of the advantages of the duodecimal system is that fractions over 2, 3, 4, 6, 8, 9, 12, 16,...

• 0

### How to Calculate a Number Raised to a Complex Power

2 years ago

In high school you probably learned how to multiply, add, subtract, and divide complex numbers, but what you probably didn't learn is how to perform more advanced operations with complex numbers. For example, you likely...

• 0

23 months ago

Base-16 (hexadecimal) is used in computing, for example, encoding colors in HTML. Divisibility rules are simple tests you can perform on a number to check if it is divisible by another number, without having to perform...

• 6

### 36 Fun Facts About the Number 36

19 months ago

Fun facts and mathematical properties of the number 36. Instances of thirty-six (36) in culture, science, math, pop culture, religion, and art.

• 50

### HOW TO LEARN MATH EASILY

3 years ago

Simple things which makes magnificent changes in a way we learn math.

• 12

### Invention of Zero and Jain Mathematics

45 hours ago

Zero was invented in India, which was later adopted by Arabs. Europeans adopted it from Arabs. Here is a brief history of the number Zero..

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