Mmm…3.141592653589793238462643383279502884197169399375105820974944592307816406. whatever. For the first time mathematicians were able to calculate the Pi constant with 10 trillion decimal digits. Ten trillion would represent a 1 with 13 zeros. If you were to print that number on paper, you would need about 2.87 billion sheets, based on a standard configuration of about 3500 digits per sheet.
2DayBlog.com, Mathematicians calculate 10 Trillion Digits of Pi with Xeons