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Contents

- 1 What Is Magic Number In Maths?
- 2 What is magic number example?
- 3 How do you find the magic number in math?
- 4 Which number is magic number?
- 5 Why is 6174 a magic number?
- 6 Why is 9 a magic number?
- 7 Is 7 a magic number?
- 8 Why is 1089 a magic number?
- 9 Why is 4 the magic number?
- 10 How do you make a magic number?
- 11 Why is 8 a magic number?
- 12 What is a magic square in math?
- 13 Is 6 a magic number?
- 14 Who invented zero?
- 15 Why is 2520 a special number?
- 16 What is a sad number?
- 17 What is meant by 10?
- 18 Why is 1729 called Ramanujan number?
- 19 What is 8 as a number?
- 20 What does 777 mean?
- 21 Is 8 a lucky number?
- 22 Is 9 a lucky number?
- 23 What is Kaprekar constant?
- 24 How do I make 1089?
- 25 Why is 28 the perfect number?
- 26 What is a cosmic number?
- 27 How do you play magic number 4?
- 28 What is the green glass door Riddle?
- 29 How do you play magic with numbers?
- 30 What is the 9 trick in math?
- 31 How do you do math magic tricks?
- 32 Is 7 a lucky number?
- 33 Is 4 a lucky number?
- 34 Is 5 a lucky number?
- 35 How do you make a 3×3 magic square?
- 36 Magic Math Think of a number, Explained with Algebra

It is **1729**. Discovered by mathemagician Srinivas Ramanujan, 1729 is said to be the magic number because it is the sole number which can be expressed as the sum of the cubes of two different sets of numbers.

Srinivas Ramanujan

A deeply religious Hindu, Ramanujan credited his substantial **mathematical capacities to divinity**, and said the mathematical knowledge he displayed was revealed to him by his family goddess Namagiri Thayar. He once said, “An equation for me has no meaning unless it expresses a thought of God.”

https://en.wikipedia.org › wiki › Srinivasa_Ramanujan

, 1729 is said to be the magic number because it is the sole number which can be expressed as the sum of the cubes of two different sets of numbers.Sep 14, 2003

Magic Number in Mathematics

If the single digit is 1 then the number is called a magic number. … For example, **325** is a magic number because the sum of its digits (3+2+5) is 10, and again sum up the resultant (1+0), we get a single digit (1) as the result. Hence, the number 325 is a magic number.

A magic square is a grid containing the numbers 1, 2, 3, and so **on, where each row, column and diagonal add up to the same number**. An example is shown below, you will see that each row, column and diagonal add up to 34. This number 34 is the “magic number” of the magic square.
## Which number is magic number?

## Why is 6174 a magic number?

## Why is 9 a magic number?

## Is 7 a magic number?

## Why is 1089 a magic number?

## Why is 4 the magic number?

## How do you make a magic number?

**Trick 1: Think of a number**
## Why is 8 a magic number?

magic number, in physics, in the shell models of both atomic and nuclear structure, **any of a series of numbers that connote stable structure**. The magic numbers for atoms are 2, 10, 18, 36, 54, and 86, corresponding to the total number of electrons in filled electron shells.

6174 is known as **Kaprekar’s constant** after the Indian mathematician D. R. Kaprekar. This number is notable for the following rule: … Arrange the digits in descending and then in ascending order to get two four-digit numbers, adding leading zeros if necessary.

The number 9 is revered in Hinduism and **considered a complete, perfected and divine number because it represents the end of a cycle in the decimal system**, which originated from the Indian subcontinent as early as 3000 BC. … In the Christian angelic hierarchy there are 9 choirs of angels.

Examining a new model detailing the recall of information within the human brain. This limit, which psychologists dubbed the “magical number seven” when they discovered it in the 1950s, is the typical capacity of what’s called **the brain’s working memory**. …

1089 is widely used in magic tricks **because it can be “produced” from any two three-digit numbers**. This allows it to be used as the basis for a Magician’s Choice. … Take any three-digit number where the first and last digits differ by more than 1.

It is called four is the **cosmic number because you can make any number lead back to four**. Four is the only number that has the same number of letters in it as the value of that number. … First count the number of letters in the number seven – there are five letters in seven.

- Pick a whole number between 1 and 10.
- Add 2.
- Multiply by 2.
- Subtract 2.
- Divide by 2.
- Subtract your original number.
- Everyone’s final answer will be 1.

Number 8 is **a source of power and strength** which is often mistakenly linked to money. … The power and strength associated with number 8 are said to be feminine energy which can give you the strength to achieve your life’s goals.
## What is a magic square in math?

A magic square is **a grid of numbers for which every line, column and diagonal adds up to the same number**. For example: 4 9 2.
## Is 6 a magic number?

## Who invented zero?

**Six is the magic number** because it divides into pairs, and into the original magic number of three.

The first modern equivalent of numeral zero comes from **a Hindu astronomer and mathematician Brahmagupta** in 628. His symbol to depict the numeral was a dot underneath a number.
## Why is 2520 a special number?

## What is a sad number?

2520 is: **the smallest number divisible by all integers from 1 to 10**, i.e., it is their least common multiple. … the product of five consecutive numbers, namely 3×4×5×6×7. a superior highly composite number.

Those numbers for which this process ends in 1 are happy numbers, while **those that do not end in 1 are unhappy numbers** (or sad numbers).[1]
## What is meant by 10?

## Why is 1729 called Ramanujan number?

## What is 8 as a number?

## What does 777 mean?

## Is 8 a lucky number?

## Is 9 a lucky number?

## What is Kaprekar constant?

## How do I make 1089?

## Why is 28 the perfect number?

10 (ten) is **an even natural number following 9 and preceding 11**. Ten is the base of the decimal numeral system, by far the most common system of denoting numbers in both spoken and written language. … The reason for the choice of ten is assumed to be that humans have ten fingers (digits).

It’s **the smallest number expressible as the sum of two cubes in two different ways**.” Because of this incident, 1729 is now known as the Ramanujan-Hardy number. To date, only six taxi-cab numbers have been discovered that share the properties of 1729.

8 (number)

8 | |
---|---|

0 1 2 3 4 5 6 7 8 9 >> List of numbers — Integers 0 10 20 30 40 50 60 70 80 90 >> | |

Cardinal | 8 eight |

Ordinal | 8th eighth |

Numeral system | octal |

Seeing angel number 777 means you are **in energetic alignment with the Universe** and are in a perfect vibrational match to brining in blessings, miracles, good luck, happiness, abundance, great opportunities, and a sign of your dreams coming true!

The number 8 has always been misunderstood and is generally associated with bad luck. However, in Chinese culture, **eight is regarded as the luckiest number**. For some people, the number 8 is a symbol of a new beginning and new order.

Not to talk of the numeral 9, which is often cited as **a ‘lucky number**‘ for many these days! The ‘Fruit of the Spirit’ comprises nine graces: love, peace, suffering, gentle, good, faith, meek and temperance.

Kaprekar constant, or 6174, is **a constant that arises when we take a 4-digit integer, form the largest and smallest numbers from its digits, and then subtract these two numbers**. Continuing with this process of forming and subtracting, we will always arrive at the number 6174.

The number you will get is 1089! For example, if you start with 532 (three digits, decreasing order), then the reverse is 235. Subtract 532-235 to get 297. Now **add 297 and its reverse 792**, and you will get 1089!

A number is perfect if all of its factors, including 1 but excluding itself, perfectly add up to the number you began with. 6, for example, is perfect, because its factors — 3, 2, and 1 — all sum up to 6. 28 is perfect too: 14, 7, 4, 2, and 1 **add up to** 28.
## What is a cosmic number?

## How do you play magic number 4?

**The solution**
## What is the green glass door Riddle?

Cosmic numbers are **those constants that are intrinsically connected to the physical laws of our universe**. … In contrast, the number 365 of days in a year does represent a cosmological fact: the approximate number of rotations of the earth on its axis during one revolution around the sun.

- Take the number in question,
- Count the number of letters in its English word representation, ignoring a hyphen or spaces or “and” (e.g., “ten” has 3 letters in it, “thirty-four” has 10 letters in it, “one hundred forty-three” has 20 letters in it).
- Return that number of letters.

Here it is: **any word that is spelled with a double letter can go through the green glass doors**, but any word that isn’t spelled with a double letter can’t (get the title of the game now?). So, some things that could go through the green glass doors: grass, but not flowers. a happy person, but not a sad person.
## How do you play magic with numbers?

## What is the 9 trick in math?

## How do you do math magic tricks?

## Is 7 a lucky number?

In many cultures around the world, **seven is considered a lucky number**. … In fact, if you start looking for reasons why seven is so popular throughout history across various cultures, you’ll find that the number seems to appear everywhere. There are seven days in a week.
## Is 4 a lucky number?

## Is 5 a lucky number?

## How do you make a 3×3 magic square?

## Magic Math Think of a number, Explained with Algebra

The Chinese word for FOUR sounds like “death”. Many Chinese people do not want the number FOUR in their house number or phone number. But: **FOUR is a lucky number in Europe, North America and Australia**. The FOUR-leaf clover is a symbol of luck.

The numbers 3, 5, and 8 **are generally considered to be lucky**, while 4 is considered unlucky.

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