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Not to be confused with Decillion or Dokillion.

The docillion is equal to \(10^{3\times10^{3\times10^{6\times10^{30}}}+3}\). This term was coined by YouTuber Metsuka The Cute Princess 2007.[1]

Etymology[]

This number is generalized from "d" (2nd Tier 3 multiplicative root) and "gloc" (10th Tier 4 root from "glocillion" with the first two letters removed as a Tier 3 multiplicative) and the suffix "-illion".

Approximations[]

Notation Expression
Up-arrow notation \(10 \uparrow (3 \times (10 \uparrow (3 \times (10 \uparrow (6 \times (10 \uparrow 30)))))+3)\)
Chained arrow notation \(10 \rightarrow (3 \times (10 \rightarrow (3 \times (10 \rightarrow (6 \times (10 \uparrow 30)))))+3)\)
H* function H(H(H(2*H(9)-1)-1)) (exact)
BEAF \(\{10,\{3\times \{10,3 \times \{10,6 \times \{10,30\}\}\}+3\}\}\)

Sources[]