April 21 Pi Birthday

What is my Pi Day for April 21, or more specifically, what is my Pi Birthday if I am born on April 21st?

First, note that Pi starts with 3.14 followed by an endless number of digits. This means that any combination of numbers will eventually show up in Pi if you search long enough. Furthermore, April 21st is the same as 4/21 which is the same as 421.

Here at Calendar Maniacs we believe that the location of the first digit of your birthday in Pi is your Pi Day or Pi Birthday. Thus, we searched Pi until we found 421 and here is the result:

Digit #93: 4
Digit #94: 2
Digit #95: 1

The result above shows you the first location of April 21st in Pi. As you can see, 4/21 starts at digit number 93 and ends at digit number 95.

Since the digit number 93 in Pi is the first digit of April 21, the Pi Birthday for people with a birthday of April 21 is 93.

Bonus: Since you are interested in where your birthday is in Pi, you may also be happy to know that we ranked all birthdays based on how soon they appear in Pi. April 21 was the 23rd birthday we found in Pi.

Anyway, if your birthday is April 21 and that is today, then happy 93 Pi Birthday!

My Birthday in Pi
We can find any birthday in Pi! Let us find another birthday for you!

April 22 Pi Birthday
Here is the next birthday on our list that we found in Pi.