Prefixes for Powers of Ten

1024	Y	yotta		10-24	y	yocto
1021	Z	zetta		10-21	z	zepto
1018	E	exa		10-18	a	atto
1015	P	peta		10-15	f	femto
1012	T	tera		10-12	p	pico
109	G	giga		10-9	n	nano
106	M	mega		10-6	m	micro
103	k	kilo		10-3	m	milli
102	h	hecto		10-2	c	centi
101	da	deca		10-1	d	deci
The more commonly used prefixes are shown in red. © W. Bauer, 1999

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