Question: My brother says there is a number called googolplex does it exist?

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  1. A ‘Googol’ is a number, it’s 10 to the power of 100 (10^100), or = to a 1 followed by one hundred 0’s.

    A Googolplex is also a number, it’s 10 to the power of a Googol (10^googol) or a 1 followed by a googol zeroes.

    Your brother is right 🙂

    See Carl Sagan (legend!) explain:



  1. Here’s a link to see a googolplex written out:


  2. Btw my bros is only 6!


    • Awesome! Little kids ask some of the BEST questions! They are really open to all sorts of possibilities and consider more things that adults shut down (too early!) – this was fun for me to learn about too 🙂