Septimillillion

A septimillillion is equal to 1021,003 in the short scale, and 1042,000 in the long scale.Very Large Numbers: A list of large numbers
Written out in decimal form septimillillion (in short scale) is:
In long scale:
==Approximations==
For short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{21,003}\) 	\(1\times10^{21,003}\)
Arrow notation 	\(10\uparrow21,003\) 	\(10\uparrow21,003\)
Steinhaus-Moser Notation 	5[3][3] 	6[3][3]
Copy notation 	9[21003] 	10[10502]
Taro's multivariable Ackermann function	A(3,69767) 	A(3,69768)
Pound-Star Notation 	#*((2249))*72 	#*((2250))*72
BEAF 	{10,21003} 	{10,21003}
Hyper-E notation 	E21,003 	E21,003
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Hyperfactorial array notation 	(7!)! 	(8!)!
Fast-growing hierarchy 	\(f_2(f_2(12))\) 	\(f_2(f_2(13))\)
Hardy hierarchy 	\(H_{\omega^22}(12)\) 	\(H_{\omega^22}(13)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^42+\omega^3+3}}(10)\)	\(g_{\omega^{\omega^42+\omega^3+3}}(10)\)
For long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{42,000}\) 	\(1\times10^{42,000}\)
Arrow notation 	\(10\uparrow42,000\) 	\(10\uparrow42,000\)
Steinhaus-Moser Notation 	5[3][3] 	6[3][3]
Copy notation 	3[3[5]] 	4[4[5]]
Taro's multivariable Ackermann function	A(3,139517) 	A(3,139518)
Pound-Star Notation 	#*((28))*99 	#*((29))*99
BEAF 	{10,42000} 	{10,42000}
Hyper-E notation 	E42,000 	E42,000
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Hyperfactorial array notation 	(7!)! 	(8!)!
Fast-growing hierarchy 	\(f_2(f_2(13))\) 	\(f_2(f_2(14))\)
Hardy hierarchy 	\(H_{\omega^22}(13)\) 	\(H_{\omega^22}(14)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^44+\omega^32}}(10)\)	\(g_{\omega^{\omega^44+\omega^32}}(10)\)
== Sources ==
== See also ==
Category: Tier 2 -illion numbers
Category:Numbers
Category:Illion
Category:Class 2
Category:Numbers with 1000 to 1000000 digits
Category:Powers of 10 with squarefree exponent