# 27 Most Interesting Mathematics Facts

Mathematics may be defined as “the study of relationships among quantities, magnitudes and properties, and also of the logical operations by which unknown quantities, magnitudes, and properties may be deduced”

The history of mathematics is nearly as old as humanity itself. The following are interesting Mathematics Facts for you.

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1. In a room of 23 people, there’s a 50% chance that two people have the same **birthday.**

2. 555 is used by some in Thailand as slang for ”˜hahaha’, because the word for ”˜five’ is pronounced **”˜ha’.**

3. A pizza that has radius “z” and height “a” has volume Pi Ã— z Ã— z Ã— a. This gives pizza.

4. Most mathematical symbols weren’t invented until the 16th century. Before that, equations were written in words.

5. Conversely, **“one”** is the only number that is spelt with letters arranged in descending order.

6. From 0 to 1000, the only number that has the letter “a” in it is “one thousand”.

7. ”˜Four’ is the only number in the English language that is spelt with the same number of letters as the number itself.

8. Every odd number has an “e” in it.

9. The reason Americans call mathematics “math”, is because they argue that “mathematics” functions as a singular noun so ”˜math’ should be singular too.

10. Markings on animal bones indicate that humans have been doing maths since around 30,000BC.

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11. “Eleven plus two” is an anagram of “twelve plus one” which is pretty fitting as the answer to both equations is 13.

12. Also, there are 13 letters in both “eleven plus two” and “twelve plus one”.

13. **Zero is not represented in Roman numerals**. Zero is the only number that can’t be represented in Roman numerals.

14. The word “mathematics” only appears in one Shakespearean play, “The Taming of the Shrew”.

15. -40 °C is equal to -40 °F.

16. 111,111,111 Ã— 111,111,111 = 12,345,678,987,654,321.

17. (6 Ã— 9) + (6 + 9) = 69

18. The word hundred is derived from the word “hundrath”, which actually means 120 and not 100.

19. In France, a pie chart is sometimes referred to as a “camembert”.

20. The symbol for division (i.e.Ã·) is called an obelus.

21. 2 and 5 are the only prime numbers that end in 2 or 5.

22. A ”˜jiffy’ is an actual unit of time. It means 1/100th of a second.

23. If you shuffle a deck of cards properly, it’s more than likely that the exact order of the cards you get has never been seen before in the whole history of the universe.

23. The most popular favourite number is 7.

24. What comes after a million, billion and trillion? A quadrillion, quintillion, sextillion, septillion, octillion, nonillion, decillion and undecillion.

25. Google, derived its name from the word ‘googol’ a mathematical term for the number 1 followed by 100 zeros, which reflect the infinite amount of search on the internet.

26. The number 9 is believed to be a magical number with certain very interesting properties. This is because if you multiply a number with 9, and add all the digits of the resulting number, the sum would always come out to be 9.

27. “Forty” is the only number that is spelt with letters arranged in alphabetical order.

Hope you enjoyed these mathematics facts? Feel free to share with friends using the share buttons and don’t fail to comment.

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Number 26 isn’t correct.

576 X 9=5,184

5+1+8+4=18

Wow so cool

This is cool sir,thanks

You are welcome George