WOLFRAM|DEMONSTRATIONS PROJECT

Pi Digits Bar Chart

​
number of digits
100
Each bar shows how many times a given digit appears in the decimal expansion of
π≈3.14159…
to the given number of digits. Notice that zero does not appear until the thirty-third digit, but after 10,000 digits, 0 appears approximately as often as the others. It is currently unknown whether the distribution of digits becomes more uniform as the number of digits approaches infinity.