en.wikipedia.org/wiki/Graham%27s_number

Graham's **number** is an enormous **number** that arises as an upper bound on the
answer of a ... At the time of its introduction, it was the **largest** specific positive
integer ever to have been used in a published ... And so forth, for a **number** of
times far exceeding the total **number** of particles in the observable **universe**.

www.googolplexian.com

Googolplexian: The worlds **largest number** with a name. A "1" followed by a
googolplex of zeros. Googolplex: The second **largest number** with a name.

io9.com/5807256/whats-the-biggest-number-in-the-universe

Jun 1, 2011 **...** When I say "the **biggest number in the universe**", what I really mean is the biggest
meaningful number, the largest possible number that is in ...

www.mathscareers.org.uk/article/whats-biggest-number

However, there's a long way to go before we even catch up with the scale of our
place in the **universe**, let alone the dizzyingly gigantic **numbers** mathematicians ...

www.scienceonthenet.eu/content/article/tommaso-maccacaro/largest-number-universe/october-2012

Oct 11, 2012 **...** Googol. It is a large **number**, unimaginably large. It is easy to write in exponential
format: 10100, an extremely compact method, to easily ...

www.livescience.com/26869-biggest-numbers-in-universe.html

Feb 5, 2013 **...** Big **numbers** are everywhere, from the cells in the human body to the size of the
**universe**. But once **numbers** edge past the realm of the ...

listverse.com/2012/03/12/10-enormous-numbers

Mar 12, 2012 **...** These will be the last recognizable structure of our **universe** to disintegrate, ...
The third **largest number** on this list, the **number** of all the plank ...