11,049 Pages

The googolsextiplexidex is equal to E100#7#2 using Hyper-E Notation.[1][2] The term was coined by Sbiis Saibian.

## Etymology

The name googolsextiplexidex comes from the word googolsextiplex and the suffix -dex, so this number has a power tower of googolsextiplex terms high topped off with 100.

## Approximations

Notation Lower bound Upper bound
Arrow notation $$10 \uparrow\uparrow (10 \uparrow)^7 101$$ $$10 \uparrow\uparrow (10 \uparrow)^7 102$$
Chained arrow notation $$57 \rightarrow (57 \rightarrow 7 \rightarrow 2) \rightarrow 2$$ $$57 \rightarrow (58 \rightarrow 7 \rightarrow 2) \rightarrow 2$$
BEAF & Bird's array notation $$\{57,\{57,7,2\},2\}$$ $$\{57,\{58,7,2\},2\}$$
Hyperfactorial array notation (8!1)!1 (9!1)!1
Fast-growing hierarchy $$f_3(f_2^{7}(324))$$ $$f_3(f_2^{7}(325))$$
Hardy hierarchy $$H_{(\omega^3)+\omega^2 \times 7}(324)$$ $$H_{(\omega^3)+\omega^2 \times 7}(325)$$
Slow-growing hierarchy $$g_{\varepsilon_{\omega↑↑7}}(57)$$ $$g_{\varepsilon_{\omega↑↑7}}(58)$$