It's never done.
Pi never ends. That's why it's so special.
It takes a lot of concentration and free time to calculate the billionth digit of pi. The billionth digit of pi is nine.
Three Point One Four
The ten-digit value of pi (π) is 3.1415926535. This represents the mathematical constant that denotes the ratio of a circle's circumference to its diameter. Pi is an irrational number, meaning it has an infinite number of non-repeating digits beyond the decimal point.
The 1000th digit of pi is...9
The 27th digit of pi is 3
The 34th digit of pi is 8.
The 217th digit of pi = 3The 217th decimal of pi = 43.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679821480865132823066470938446095505822317253594081284811174502841027019385211055596446229489549303819644288109756659334461
It was on the original Star Trek tv show. The computer was programmed to find the final digit of pi. As pi has no end, the computer was endlessly working on that which could not be solved. Credit to Mr. Spock, who was the Science Officer on board the Enterprise, and a Vulcan.
Including the initial digit 3, the 74th digit of pi is 2.
The 992nd digit of pi is 2. (Starting at digit 990: ...092...)
Including the initial digit 3, the 13628th digit of pi is 7.