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.
(1 world energy consumption) *2^(400/30) / (1solar constaqnt * pi*(1 earth radius)^2)
(1 world energy consumption) *2^(400/30) / (1solar constaqnt * pi*(1 earth radius)^2)
Natural Language
Math Input
Extended Keyboard