In celebration of 3-14 or Pi Day, I bring you 10 interesting facts about the number *π*.

1. The number *π* is the world’s most recognizable constant.

2. *π* is equal to a circle’s circumference divided by its diameter. It is approximately 3.14159, though the number never stops and never repeats.

3. The symbol for pi – the Greek letter, *π – *has been used for about 250 years.

4. The first 144 digits of *π* add up to 666 or the mark of the beast. (Math must be evil.)

5. In 2008, a Wiltshire crop circle appeared, representing the first 10 digits of *π*.

6. The number 360 is at the 359th digit of *π. *The number of degrees in a circle is 360.

7. Albert Einstein was born on Pi Day in 1879.

8. The sequence 123456 never appears in the first million digits of *π*. However, 12345 appears eight times and 012345 appears twice.

9. At the Pi Search Page, you can find numbers – like your birthday, zip code, phone number – within the first 200 million digits of *π*.

10. The reflection the number 3.14 resembles the word PIE.

*Happy Pi Day! Do you know any other fun facts about* π*? **Share your ideas in the comments section.*