Have reached a conclusion: if a million has 6 zeros, then ANY sum you have of 3 zeros, makes half a million, since 3 is half of 6. Easy. Right?!
I remember times when one billion and one trillion were monumental sums.
I wonder how long it will be before new prefixes need be coined for numbers beyond [I]exa[/i]. If not done so...
Being the terminal post isn't as fun anymore...