Zai (載，载 in Chinese) or Sai (さい in Japanese) is equal to \(10^{44}\)[1] in the Japanese and Chinese counting systems. In English, it is one hundred tredecillion in short scale and one hundred septillion in long scale.
Approximations[]
| Notation | Lower bound | Upper bound |
|---|---|---|
| Scientific notation | \(1\times10^{44}\) | |
| Arrow notation | \(10\uparrow44\) | |
| Steinhaus-Moser Notation | 29[3] | 30[3] |
| Copy notation | 9[44] | 1[45] |
| Taro's multivariable Ackermann function | A(3,143) | A(3,144) |
| Pound-Star Notation | #*(8,0,4,3,6)*6 | #*(0,1,4,3,6)*6 |
| BEAF | {10,44} | |
| Hyper-E notation | E44 | |
| Bashicu matrix system | (0)(0)(0)(0)[562] | (0)(0)(0)(0)[563] |
| Hyperfactorial array notation | 37! | 38! |
| Strong array notation | s(10,44) | |
| Fast-growing hierarchy | \(f_2(139)\) | \(f_2(140)\) |
| Hardy hierarchy | \(H_{\omega^2}(139)\) | \(H_{\omega^2}(140)\) |
| Slow-growing hierarchy | \(g_{\omega^{\omega4+4}}(10)\) | |
Sources[]
See also[]
Indian counting system: Lakh · Crore · Padma · Tallakshana · Ogha · Ababa · Atata · Sogandhika · Uppala · Dvajagravati · Kumuda · Pundarika · Paduma · Kathana · Mahakathana · Asankhyeya · Dvajagranisamani · Vahanaprajnapti · Inga · Kuruta · Sarvanikshepa · Agrasara · Uttaraparamanurajahpravesa · Avatamsaka Sutra · Nirabhilapya nirabhilapya parivarta · Jaghanya Parīta Asaṃkhyāta
Chinese, Japanese and Korean counting system: Wan · Yi · Zhao · Jing · Gai · Zi · Rang · Gou · Jian · Zheng · Zai · Ji · Gougasha · Asougi · Nayuta · Fukashigi · Muryoutaisuu
See also: Template:Googology in Japan