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The septenary-googol is equal to 7100 ~ 3.234*1084 or 3.234 septenvigintillion in short scale.[1] The term was coined by Aarex Tiaokhiao.

Username5243 calls this number Septary-Googol, and it's equal to 7[1]100 in Username5243's Array Notation.[2]

It is 85 digits long.

## Decimal expansion

3234476509624757991344647769100216810857203198904625400933895331391691459636928060001

## Approximations

Notation Lower bound Upper bound
Scientific notation $$3.234\times10^{84}$$ $$3.235\times10^{84}$$
Arrow notation $$7\uparrow100$$
Steinhaus-Moser Notation 49[3] 50[3]
Copy notation 2[85] 3[85]
Chained arrow notation $$7\rightarrow100$$
Taro's multivariable Ackermann function A(3,277) A(3,278)
Pound-Star Notation #*(1,1)*48
PlantStar's Debut Notation [50] [51]
BEAF {7,100}
Hyper-E notation E[7]100
Bashicu matrix system (0)(0)(0)(0)(0)[437] (0)(0)(0)(0)(0)[438]
Bird's array notation {7,100}
Hyperfactorial array notation 61! 62!
Strong array notation s(7,100)
Fast-growing hierarchy $$f_2(272)$$ $$f_2(273)$$
Hardy hierarchy $$H_{\omega^2}(272)$$ $$H_{\omega^2}(273)$$
Slow-growing hierarchy $$g_{\omega^{\omega^22+2}}(7)$$