Quote Originally Posted by Papewaio
If the universe was a sphere of water with a radius of about 15 billion light years, weighing 1000kgs per cubic meter, I estimate that it would contain something in the order of 1 x 10^101 molecules of water.

2 x 10^3010 is an absurb number, so what is the point in knowing it?

I'd love to know too. To prove that we can use a calculator?