Tetrecontekillillion

The tetrecontekillillion is equal to \(10^{3\left(10^{120,000}\right)+3}\).Sbiis Saibian's large numbers site The term was coined by Sbiis Saibian.
==Approximations==
Notation 	Lower bound 	Upper bound
Arrow notation 	\(1000\uparrow(1+10\uparrow120000)\) 	\(1000\uparrow(1+10\uparrow120000)\)
Down-arrow notation 	\(1000\downarrow\downarrow40001\) 	\(303\downarrow\downarrow48360\)
Steinhaus-Moser Notation 	5[3][3][3] 	6[3][3][3]
Copy notation 	2[2[120001]] 	3[3[120001]]
H* function 	H(H(39999)) 	H(H(39999))
Taro's multivariable Ackermann function	A(3,A(3,398631)) 	A(3,A(3,398632))
Pound-Star Notation 	#*((1))*((1961))*116 	#*((1))*((1962))*116
BEAF 	{1000,1+{10,120000}} 	{1000,1+{10,120000}}
Hyper-E notation 	E(3+3E120000) 	E(3+3E120000)
Bashicu matrix system 	(0)(1)[631] 	(0)(1)[632]
Hyperfactorial array notation 	((7!)!)! 	((8!)!)!
Fast-growing hierarchy 	\(f_2^3(14)\) 	\(f_2^3(15)\)
Hardy hierarchy 	\(H_{\omega^23}(14)\) 	\(H_{\omega^23}(15)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^{\omega^5+\omega^42}3+3}}(10)\)	\(g_{\omega^{\omega^{\omega^5+\omega^42}3+3}}(10)\)
==Sources==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Illion
Category:Class 3
Category:Upper class 3
Category:Tier 3 -illion numbers