Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
(( (10 days)^2 ) / ( 4 pi^2 / ( G (Mass of Earth) ) ) ) ^ 1/3
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random