Pi digit query

Query digits:
Birthday number:

The Pi and Digit Query Tool can not only query all the numbers of Pi with a certain number of digits, to help us calculate the area size of the circle more accurately, but also query the specified number (such as birthdays, holidays) which is the first in Pi How many digits is the position of the second occurrence.

What is Pi?

Pi is also known as the Greek letter "π". It refers to the ratio of the circumference of a circle to its diameter. It is an infinite and non-recurring decimal. It can be used to calculate the volume of a sphere in the circumferential area. It is usually used for calculation: π≈3.14

Instructions:

Example 1: Query the value of Pi with 13 digits

Enter 13 in the corresponding text box, and then click to view the pi, you can get the 13-digit pi is 3.1415926535897

Example 2: Check 20211018, that is, where is October 8, 2021 in the Pi?

Enter 20211018 in the number birthday field and select the number of digits to view. It can be concluded that 20211018 is in the 40858931th position in the Pi, and is in the 40858929th position after the decimal point of the Pi.