11,883
pages

An octal-googolspeck is equal to 890 = 2270 ≒ 1.897138×1081.[1] The term was coined by Sbiis Saibian.

## Decimal expansion

1,897,137,590,064,188,545,819,787,018,382,342,682,267,975,428,761,855,001,222,473,056,385,648,716,020,711,424

## Approximations

Notation Lower bound Upper bound
Scientific notation $$1.897\times10^{81}$$ $$1.898\times10^{81}$$
Arrow notation $$2↑270$$, $$4↑135$$, $$8\uparrow90$$
Steinhaus-Moser Notation 48[3] 49[3]
Copy notation 1[82] 2[82]
Chained arrow notation $$2\rightarrow270$$, $$4\rightarrow135$$, $$8\rightarrow90$$
Taro's multivariable Ackermann function A(3,267) A(3,268)
Pound-Star Notation #*(2,8,4,4,3,1,2)*7 #*(3,8,4,4,3,1,2)*7
PlantStar's Debut Notation [1,1] [49]
BEAF {2,270}, {4,135}, {8,90}
Bashicu matrix system (0)(0)(0)(0)(0)[346] (0)(0)(0)(0)(0)[347]
Hyperfactorial array notation 59! 60!
Bird's array notation {2,270}, {4,135}, {8,90}
Strong array notation s(2,270), s(4,135), s(8,90)
Fast-growing hierarchy $$f_2(261)$$ $$f_2(262)$$
Hardy hierarchy $$H_{\omega^2}(261)$$ $$H_{\omega^2}(262)$$
Slow-growing hierarchy $$g_{\omega^{\omega^2+\omega3+2}}(8)$$

## Sources

1. Saibian, Sbiis. Hyper-E Numbers. Retrieved 2016-07-18.

-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)