leptoniscool
Joined 13 years ago
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Member since
Oct 14
Joined 13 years ago
unless the radio beam is aimed directly at us, we may not be able to detect the radio communication of other civilizations.
>Let's calculate:494,547,645,908,151+7,640,745,309,351,279,642=7,641,239,856,997,187,793 >494,547,645,908,151+7,640,745,309,351,279,642=7,641,239,856,997,187,793 >Answer: 7,641,239,856,997,187,793