Metrics and Methods for Security Risk Management

Appendix A. Scientific prefixes

Prefix	Symbol	Value
exa-	E	1018
peta-	P	1015
tera-	T	1012
giga-	G	109
mega-	M	106
kilo-	k	103
hecto-	h	102
deca-	da	101
deci-	d	10−1
centi-	c	10−2
milli-	m	10−3
micro-	μ	10−6
nano-	n	10−9
pico-	p	10−12
femto-	f	10−15
atto-	a	10−18