Decimal Prefixes and Multiples, Powers of Ten

Multiple	Prefix	Symbol	Common Name
(10¹⁰⁰)¹⁰⁰	anton	A	antonplex
(10¹⁰)¹⁰⁰	-	-	googolplex
10¹⁰⁰	-	-	googol
10²⁴	yotta	Y	heptillion
10²¹	zetta	Z	hexillion
10¹⁸	exa	E	quintillion
10¹⁵	peta	P	quadrillion
10¹²	tera	T	trillion
10⁹	giga	G	billion
10⁶	mega	M	million
10³	kilo	k	thousand
10²	hecto	h	hundred
10¹	deca	da	ten
10^-1	deci	d	tenth
10^-2	centi	c	hundreth
10^-3	milli	m	thousandth
10^-6	micro	(Greek mu)	millionth
10^-9	nano	n	billionth
10^-12	pico	p	trillionth
10^-15	femto	f	quadrillionth
10^-18	atto	a	quintillionth
10^-21	zepto	z	hexillionth
10^-24	yocto	y	heptillionth