The quadragintacentillion is equal to \(10^{423}\) in short scale and \(10^{840}\) in long scale.[1][2][3]
That was called \(10^{423}\) in long scale septuagintilliard. It is 424 digits long in short scale, and 841 digits in long scale.
Approximations
Notation | Lower bound | Upper bound |
---|---|---|
Scientific notation | \(1\times10^{423}\) | |
Arrow notation | \(10\uparrow423\) | |
Steinhaus-Moser Notation | 186[3] | 187[3] |
Copy notation | 9[423] | 10[212] |
Taro's multivariable Ackermann function | A(3,1403) | A(3,1404) |
H* function | H(140) | |
BEAF & Bird's array notation | {10,423} | |
Hyper-E notation | E423 | |
Hyperfactorial array notation | 220! | 221! |
Fast-growing hierarchy | \(f_2(1394)\) | \(f_2(1395)\) |
Hardy hierarchy | \(H_{\omega^2}(1394)\) | \(H_{\omega^2}(1395)\) |
Slow-growing hierarchy | \(g_{\omega^{\omega^24+\omega2+3}}(10)\) |
Sources
See also
Main article: -illion
100–109: centillion (un- · duo- · tres- · quattuor- · quin- · sex- · septen- · octo- · noven-)110–119: decicentillion (un- · duo- · tre- · quattuor- · quin- · se- · septen- · octo- · noven-)
120–129: viginticentillion (un- · duo- · tres- · quattuor- · quin- · ses- · septem- · octo- · novem-)
130–139: trigintacentillion (un- · duo- · tres- · quattuor- · quin- · ses- · septen- · octo- · noven-)
140–149: quadragintacentillion (un- · duo- · tres- · quattuor- · quin- · ses- · septen- · octo- · noven-)
150–159: quinquagintacentillion (un- · duo- · tres- · quattuor- · quin- · ses- · septen- · octo- · noven-)
160–169: sexagintacentillion (un- · duo- · tre- · quattuor- · quin- · se- · septen- · octo- · noven-)
170–179: septuagintacentillion (un- · duo- · tre- · quattuor- · quin- · se- · septen- · octo- · noven-)
180–189: octogintacentillion (un- · duo- · tres- · quattuor- · quin- · sex- · septem- · octo- · novem-)
190–199: nonagintacentillion (un- · duo- · tre- · quattuor- · quin- · se- · septe- · octo- · nove-)