Saturday, March 14, 2015



Hey! We have another interesting date. It's PI day! Today is


PI day (March 14, 3/14) happens once a year, but this special PI day (3/14/15) happens only once a century!

Today it would also be

3/14 1:59:26.5358979

at approximately 1:59:26.5358979 AM or PM.

PI = π

is the ratio of the circumference of a circle to its diameter (or to 2 times its radius) or:

circumference =  π. * diameter ( = 2 * π * radius)

The value of PI to 16 digits is...


PI is an irrational number, which means that when you write it as a decimal there is no limit to the number of digits: it is infinitely long.  (That's why the time above is approximate.) Here's the value of PI to a million digits:

For more about PI


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