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A gogolbit is equal to 250 = 1,125,899,906,842,624.[1] The term was coined by Sbiis Saibian.

Aarex Tiaokhiao calls this number binary-hoofol.[2]

Username5243 calls this number Binary-Goohfol, and it's equal to 2[1]50 in Username5243's Array Notation.[3]

## Approximations

Notation Lower bound Upper bound
Scientific notation $$1.125\times10^{15}$$ $$1.126\times10^{15}$$
Arrow notation $$2\uparrow50$$
Steinhaus-Moser Notation 13[3] 14[3]
Copy notation 1[16] 2[16]
Taro's multivariable Ackermann function A(3,47) A(3,48)
Pound-Star Notation #*(5,2,3)*5 #*(5,4)*8
BEAF {2,50}
Bashicu matrix system (0)(0)[5792] (0)(0)[5793]
Hyperfactorial array notation 17! 18!
Fast-growing hierarchy $$f_2(44)$$ $$f_2(45)$$
Hardy hierarchy $$H_{\omega^2}(44)$$ $$H_{\omega^2}(45)$$
Slow-growing hierarchy $$g_{\omega^{\omega^2+\omega2+1}}(4)$$

## Sources

1. Saibian, Sbiis. Hyper-E Numbers. Retrieved 2016-06-10.
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)