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Metric Prefixes

Concentration

Tools

A	B
yotta- Y	septillion (24 zeroes)
zetta- Z	sextillion (21 zeroes)
exa- E	quintillion (18 zeroes)
peta- P	quadrillion (15 zeroes)
tera- T	trillion (12 zeroes)
giga- G	billion (9 zeroes)
mega- M	million (6 zeroes)
kilo- k	thousand (3 zeroes)
hecto- h	hundred (2 zeroes)
deca- da	ten (1 zero)
deci- d	tenth
centi- c	hundredth
milli- m	thousandth
micro- μ	millionth
nano- n	billionth
pico- p	trillionth
femto- f	quadrillionth
atto- a	quintillionth
zepto- z	sextillionth
yocto- y	septillionth