The megafugahundred is equal to 100↑↑100, or 100 tetrated to 100. It is also equal to 100↑↑↑2, or 100 pentated to 2. It is equal to {100,100,2} in BEAF. It's larger than giggol but smaller than E3#100 = 1010...103 with 100 10's.[1][2]

The name is formed by adding the megafuga- prefix to 100.

Approximations

Notation Lower bound Upper bound
Arrow notation \(100 \uparrow\uparrow 100\), \(100 \uparrow\uparrow\uparrow 2\)
Steinhaus-Moser Notation 99[4] 100[4]
Chained arrow notation \(100 \rightarrow 100 \rightarrow 2\), \(100 \rightarrow 2\rightarrow 3\)
Decimal equivalent E200#99 E201#99
Hyper-E notation \(\textrm{E}[100]1\#100\)
BEAF & Bird's array notation {100,100,2}, {100,2,3}
Strong array notation s(100,100,2), s(100,2,3)
Hyperfactorial array notation \(100!1\) \(101!1\)
Nested Factorial Notation \(100![2]\) \(101![2]\)
Fast-growing hierarchy \(f_3(99)\) \(f_3(100)\)
Hardy hierarchy \(H_{\omega^3}(99)\) \(H_{\omega^3}(100)\)
Slow-growing hierarchy \(g_{\varepsilon_0}(100)\)

Sources

See also

Numbers named with the fuga- family of prefixes

Gar-: garone · gartwo · garthree · garfour · garfive · garsix · garseven · gareight · garnine · garten · garhundred · gargoogol · gartrialogue · gargoogolplex · gargiggol
Fz-: fzone · fztwo · fzthree · fzfour · fzfive · fzsix · fzseven · fzeight · fznine · fzten · fzeleven · fztwelve · fzthirteen · fzfourteen · fzfifteen · fzsixteen · fzseventeen · fzeighteen · fznineteen · fztwenty · fzthirty · fzforty · fzfifty · fzsixty · fzseventy · fzeighty · fzninety · fzhundred · fzgoogol · fzmillion · fzmilliplexion · fzgoogolplex · fzgargoogolplex · fzgargantugoogolplex · fzgiggol
Fuga-: fugaone · fugatwo · fugathree · fugafour · fugafive · fugasix · fugaseven · fugaeight · fuganine · fugaten · fugaeleven · fugahundred · fugagoogol · fugagoogolplex · fugagargoogolplex · fugagargantugoogolplex · fugagiggol
Megafuga-: megafugaone · megafugatwo · megafugathree · megafugafour · megafugafive · megafugasix · megafugaseven · megafugaeight · megafuganine · megafugaten · megafugaeleven · megafugatwelve · megafugathirteen · megafugafourteen · megafugafifteen · megafugasixteen · megafugaseventeen · megafugaeighteen · megafuganineteen · megafugatwenty · megafugathirty · megafugaforty · megafugafifty · megafugasixty · megafugaseventy · megafugaeighty · megafuganinety · megafugahundred · megafugagoogol · megafugagoogolplex · megafugagargoogolplex · megafugagargantugoogolplex
Booga-: boogaone · boogatwo · boogathree · boogafour · boogafive · boogasix · boogaseven · boogaeight · booganine · boogaten · boogahundred · boogagoogol · boogagoogolplex
Gag: gagone · gagtwo · gagthree · gagfour · gagfive · gagsix · gagseven · gageight · gagnine · gagten · gaghundred · gaggoogol · gaggoogolplex

Community content is available under CC-BY-SA unless otherwise noted.