Megagross is equal to 1446 = 8,916,100,448,256. The term was coined by User:Instrumentalism.[1]
It is also called Dodekit.[2]
In Niles Whitten dozenal system, This number is called fouran.[3]
Approximations[]
| Notation | Lower bound | Upper bound |
|---|---|---|
| Scientific notation | \(8.9161\times10^{12}\) | \(8.91611\times10^{12}\) |
| Arrow notation | \(12\uparrow12\) or \(12\uparrow\uparrow2\) | |
| Chained arrow notation | \(12\rightarrow12\) or \(12\rightarrow2\rightarrow2\) | |
| Steinhaus-Moser Notation | 12[3] | |
| Copy notation | 8[13] | 9[13] |
| BEAF | {12,12} or {12,2,2} | |
| Strong array notation | s(12,12) or s(12,2,2) | |
| Hyperfactorial array notation | 15! | 16! |
| Fast-growing hierarchy | \(f_2(37)\) | \(f_2(38)\) |
| Hardy hierarchy | \(H_{\omega^2}(37)\) | \(H_{\omega^2}(38)\) |
| Slow-growing hierarchy | \(g_{\omega^\omega}(12)\) | |