Skip to content
STEM Little Explorers
HR

Find your birthday in Pi

Type your birthday and discover exactly where those digits appear in the never-ending number π.

How to use this tool

  1. 1Enter a birthday or another short sequence of digits.
  2. 2Search the first million decimal places of pi.
  3. 3Read the position and surrounding digits when the sequence is found.

What you can learn

  • Pi has infinitely many decimal places and does not repeat in a fixed pattern.
  • A short digit sequence may appear far into a long number.
  • The position counts how deep into pi the match begins.

Want the why behind it?

Read all about the number Pi

Keep exploring

More free tools and games you can try next.

Advertisement