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Googolexaplex

Googolexaplex in zeroes

A googolexaplex is equal to a googol followed by a (short scale) quintillion plexes.[1] In Hyper-E notation it can be written E100#(quintillion+1) and as power tower, 1010...10100 (with quintillion+1 10's).

Etymology[]

The name of this number is based on SI prefix "exa-" and the number "googolplex".

Approximations[]

Notation Approximation
Arrow notation \(10\uparrow\uparrow(10\uparrow 18+1)\)

Sources[]

See also[]

Googol and related numbers

Originals: googol · googolplex
Cockburn's examples: gargoogolplex · fzgoogolplex · (mega)fugagoogolplex
Googol-n-plex: googolduplex · googoltriplex · -quadriplex · -quinplex · -sextiplex · -septiplex · -octiplex · -noniplex · -deciplex · -centiplex
Googol-103n-plex: googolmilliplex · -megaplex · -gigaplex · -teraplex · -petaplex · -exaplex · -zettaplex · -yottaplex · -xennaplex · -vekaplex · -mekaplex
Bowers' extensions: giggol · gaggol · geegol · boogol · biggol · troogol · goobol · more...
Saibian's extensions: googol-minutia · googolchime · googoltoll · googolgong · grangol · greagol · gigangol · gugold · graatagold · gugolthra · throogol · godgahlah · tethrathoth · more...
Miscellany: googolbang (10100!) · googolminex (10^-10100) · googolteen · googolty · great googol(plex) · gooprol · little googol/googolbit · zootzootplex

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