Fun Maths Facts

 

(Nguồn: https://www.byjusfutureschool.com/blog/what-are-some-cool-math-facts/)

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

·      Every odd number has an “e” in it.

·      The product of 111,111,111 x 111,111,111 is 12,345,678,987,654,321.

·      Before the invention of most mathematical symbols, people wrote equations in numbers.

·      The number of possible different Sudoku puzzles is 6,670,903,752,021,072,936,960.

·      The number of possible combinations of a Rubik’s Cube is 43,252,003,274,489,856,000.

·      Forty is the only number that is spelt with letters arranged in alphabetical order.

·      One is the only number that is spelt with letters arranged in descending order.

·      A perfect number refers to a positive integer which is equal to the sum of its positive divisors. Following this rule, 6 is the smallest perfect number. The next perfect number is 28.

·      What comes after million, billion, and trillion? You can term the numbers after these terms as quadrillion, quintillion, sextillion, septillion, octillion, nonillion, and decillion.

(Nguồn: https://math1089.in/2021/07/21/40-interesting-facts-about-maths/)

 

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Tài liệu tham khảo

[1].         https://www.vedantu.com/blog/amazing-facts-about-maths

[2].         https://oswalpublishers.com/blog/amazing-maths-facts/

[3].         https://math1089.in/2021/07/21/40-interesting-facts-about-maths/

[4].         https://whizz.com/blog/20-cool-facts-maths/

[5].         https://ahmedabad.globalindianschool.org/blog-details/amazing-maths-facts-for-studentas