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The octal-googolchime is equal to 81,000 = 23,000 ≒ 1.230232×10903.[1] The term was coined by Sbiis Saibian.

Username5243 calls this number Octal-Goomol, and it's equal to 8[1]1,000 in Username5243's Array Notation.[2]

This number is slightly larger than trecentillion in short scale.

## Decimal expansion

1230231922161117176931558813276752514640713895736833715766118029160058800614672948775360067838593459582429649254051804908512884180898236823585082482065348331234959350355845017413023320111360666922624728239756880416434478315693675013413090757208690376793296658810662941824493488451726505303712916005346747908623702673480919353936813105736620402352744776903840477883651100322409301983488363802930540482487909763484098253940728685132044408863734754271212592471778643949486688511721051561970432780747454823776808464180697103083861812184348565522740195796682622205511845512080552010310050255801589349645928001133745474220715013683413907542779063759833876101354235184245096670042160720629411581502371248008430447184842098610320580417992206662247328722122088513643683907670360209162653670641130936997002170500675501374723998766005827579300723253474890612250135171889174899079911291512399773872178519018229989376

## Approximations

Notation Lower bound Upper bound
Scientific notation $$1.23\times10^{903}$$ $$1.231\times10^{903}$$
Arrow notation $$8\uparrow1000$$
Steinhaus-Moser Notation 354[3] 355[3]
Copy notation 1[904] 2[904]
Taro's multivariable Ackermann function A(3,2997) A(3,2998)
Pound-Star Notation #*((65))*18 #*((66))*18
BEAF {8,1000}
Bashicu matrix system (0)(0)(0)(0)(0)(0)(0)(0)[3370] (0)(0)(0)(0)(0)(0)(0)(0)[3371]
Hyperfactorial array notation 413! 414!
Fast-growing hierarchy $$f_2(2988)$$ $$f_2(2989)$$
Hardy hierarchy $$H_{\omega^2}(2988)$$ $$H_{\omega^2}(2989)$$
Slow-growing hierarchy $$g_{\omega^{\omega^3+\omega^27+\omega5}}(8)$$

## Sources

1. Saibian, Sbiis. Hyper-E Notation. Retrieved 2016-07-18.
2. Part 1 - My Large Numbers

-minutia group
n-ary numbers with multipliers
Eyelash mite group: eyelash mite-speck · eyelash mite-crumb · eyelash mite-chunk · (binary/ternary/octal)eyelash mite · eyelash mite-bunch · eyelash mite-crowd · eyelash mite-swarm
Dust mite group: dust mite-speck · dust mite-crumb · dust mite-chunk · (binary/ternary/octal)dust mite · dust mite-bunch · dust mite-crowd · dust mite-swarm
Cheese mite group: cheese mite-speck · cheese mite-crumb · cheese mite-chunk · (binary/ternary/octal)cheese mite · cheese mite-bunch · cheese mite-crowd · cheese mite-swarm
Clover mite group: clover mite-speck · clover mite-crumb · clover mite-chunk · (binary/ternary/octal)clover mite · clover mite-bunch · clover mite-crowd · clover mite-swarm
Pipsqueak group: (binary/ternary/octal)pipsqueak
Little squeaker group: (binary/ternary/octal)little squeaker
Small fry group: (binary/ternary/octal)small fry
Guppy group: (binary/ternary/octal)guppyspeck · (binary/ternary/octal)guppycrumb · (binary/ternary/octal)guppychunk · (ternary/quaternary/quinary/duodecimal/hexadecimal/vigesimal/sexagesimal)guppy(bit/byte)
Minnow group: (binary/ternary/octal)minnowspeck · (binary/ternary/octal)minnowcrumb · (binary/ternary/octal)minnowchunk · (ternary)minnow(bit/byte)
Goby group: (binary/ternary/octal)gobyspeck · (binary/ternary/octal)gobycrumb · (binary/ternary/octal)gobychunk · (ternary)goby(bit/byte)