Hyperenn is equal to 9(9)(9)(9)(9)(9)(9)(9)9 in Hayden's Array Notation. The term was coined by googology user RedBandServerYT.[1]
HaydenTheGoogologist2009 calls this number Hayden's Ennaenn.[2]
Approximations[]
| Notation | Approximation |
|---|---|
| Bowers' Exploding Array Function | \(\{9,9,9,9,9,9,9,9,10\}\) (exact) |
| Bird's array notation | \(\{9,9,9,9,9,9,9,9,10\}\) (exact) |
| Cascading-E notation | E10#^#8 |
| Fast-growing hierarchy | \(f_{\omega^7}(9)\) |
| Hardy hierarchy | \(H_{\omega^{\omega^{7}}}(9)\) |
| Slow-growing hierarchy | \(g_{\varphi(\omega,0,0,0,0,0,0,0)}(9)\) |
Sources[]
- ↑ RedBandServerYT. Numbers using Hayden's Array Notation. Retrieved April 29, 2022.
- ↑ Hayden's Big Numbers. Retrieved 2022-05-03.