The record for memorizing digits of pi, certified by Guinness World Records, is 67,890 digits, recited in China by Lu Chao in 24 hours and 4 minutes on 20 November 2005.
3.141592653589793238462643383279502884197169399375105820974944592307816406286
3.14
Hiroyuki Goto of Tokyo, Japan.
In 2005, Lu Chao of China set a world record by memorising the first 67,890 digits of Pi
By memory, it is Hiroyuki Goto, who memorized and recited 42,195 in seventeen hours and twenty one minutes in 1995.
3.141592653589793238462643383279502884197169399375105820974944592307816406286
3.14
Hiroyuki Goto of Tokyo, Japan.
In 2005, Lu Chao of China set a world record by memorising the first 67,890 digits of Pi
The most numbers from Pi ever recited without mistakes was achieved on 20 November 2005 by Chao Lu (China) with 67,890 digits
By memory, it is Hiroyuki Goto, who memorized and recited 42,195 in seventeen hours and twenty one minutes in 1995.
pi never ends but we don't know many the there is someone that claims to know 20million digits if he said a number per second it would take about 2 years so examiners say things like 2000-3500 and he says them and he has not been proved wrong yet.
3.14
Yes, though most people round pi to 3.14, since pi is an infinite number. It continues farther: 3.14159265358979323846264338327950288419716939937510 :)
Pi. It has its own holiday.
There is no finite-length decimal number for pi. The decimal for pi goes on until infinity! The most commonly used approximation is 3.14
Pi is a number that is never ending, but most people only use the first couple of digits. pi = 3.14159265 pi is the ratio of a circles' diameter to its circumference