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This page is about -yllion's definition. For the alternative definition, see trillion.

Byllion is equal to \(10^{16}\) in the myriad system[1][2][3], or 10 squared 4 times. It is equal to 10 quadrillion in the short scale and 10 billiard in the long scale.

Its full decimal expansion is 10,000,000,000,000,000.

It is also called Jing (京 in Chinese) or Kei (けい in Japanese) in both Japanese counting system and Chinese counting system.[4]

Aarex Tiaokhiao calls this number sxdoocol or 16-noogol.[5]

A Byllion dollars in 25 piles of 100 dollar bills, in comparison to the Empire State Building

As a banknote denomination

Only the Hungarian pengő had banknotes with this number in the denomination.

Approximations

Notation Lower bound Upper bound
Scientific notation \(1\times10^{16}\)
Arrow notation \(10\uparrow16\)
Steinhaus-Moser Notation 13[3] 14[3]
Copy notation 9[16] 1[17]
Taro's multivariable Ackermann function A(3,50) A(3,51)
Pound-Star Notation #*(2,4,4)*5 #*(5)*21
BEAF {10,16}
Hyper-E notation E16
Bashicu matrix system (0)(0)[10000]
Hyperfactorial array notation 18! 19!
Fast-growing hierarchy \(f_2(47)\) \(f_2(48)\)
Hardy hierarchy \(H_{\omega^2}(47)\) \(H_{\omega^2}(48)\)
Slow-growing hierarchy \(g_{\omega^{\omega+6}}(10), g_{\omega^{2}}^{4}(10)\)

Sources

See also


Myriad System Numbers myllion · byllion · tryllion · quadryllion · quintyllion · sextyllion · septyllion · octyllion · nonyllion · decyllion · undecyllion · duodecyllion · tredecyllion · quattuordecyllion · quindecyllion · sexdecyllion · septdecyllion · octodecyllion · novemdecyllion · vigintyllion · unvigintyllion · duovigintyllion · trevigintyllion · quattuorvigintyllion · quinvigintyllion · sexvigintyllion · septemvigintyllion · octovigintyllion · novemvigintyllion · trigintyllion · untrigintyllion · duotrigintyllion · tretrigintyllion · quattuortrigintyllion · quintrigintyllion · sextrigintyllion · septtrigintyllion octotrigintyllion · novemtrigintyllion · quadragintyllion · quinquagintyllion · sexagintyllion · septuagintyllion · octogintyllion · nonagintyllion · centyllion · ducentyllion · trecentyllion · quadringentyllion · quingentyllion · sescentyllion · septingentyllion · octingentyllion · nongentyllion · millyllion · myryllion · micryllion · nanyllion · picyllion · femtyllion · attyllion · zeptyllion · yoctyllion · googolyllion · latinlatinlatinbyllionyllionyllionyllion

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