N a m e B r a n d H a n d l e . N e t

The Metric Prefixes

Meaning or Multiply By:	Prefix	Symbol	Magnitude	Meaning or Multiply By:
1,000,000,000,000,000,000,000,000	Yotta-	Y	1024
1,000,000,000,000,000,000,000	Zetta-	Z	1021
1,000,000,000,000,000,000	Exa-	E	1018
1,000,000,000,000,000	Peta-	P	1015
1,000,000,000,000	Tera-	T	1012
1,000,000,000	Giga-	G	109
1,000,000	Mega-	M	106
10,000	myria-	my	104	(This is now obsolete)
1,000	kilo-	k	103
100	hecto-	h	102
10	deka-	da	10
1	[Base]	none	1	1
	deci-	d	10-1	0.1
	centi-	c	10-2	0.01
	milli-	m	10-3	0.001
	micro-	u (mu)	10-6	0.000,001
	nan-	n	10-9	0.000,000,001
	pico-	p	10-12	0.000,000,000,001
	femto-	f	10-15	0.000,000,000,000,001
	atto-	a	10-18	0.000,000,000,000,000,001
	zepto	z	10-21	0.000,000,000,000,000,000,001
	yocto-	y	10-24	0.000,000,000,000,000,000,000,001