Fra Wikipedia, den frie encyklopædi
|
Præfiks
|
Grundtal
|
Decimalværdi
|
Dansk navn
|
Indført
|
Navn
|
Symbol
|
1000
|
10
|
yotta
|
Y
|
10008
|
1024
|
1000000000000000000000000
|
kvadrillion
|
1991
|
zetta
|
Z
|
10007
|
1021
|
1000000000000000000000
|
trilliard
|
1991
|
exa
|
E
|
10006
|
1018
|
1000000000000000000
|
trillion
|
1975
|
peta
|
P
|
10005
|
1015
|
1000000000000000
|
billiard
|
1975
|
tera
|
T
|
10004
|
1012
|
1000000000000
|
billion
|
1960
|
giga
|
G
|
10003
|
109
|
1000000000
|
milliard
|
1960
|
mega
|
M
|
10002
|
106
|
1000000
|
million
|
1873
|
kilo
|
k
|
10001
|
103
|
1000
|
tusind
|
1795
|
hekto
|
h
|
10002/3
|
102
|
100
|
hundred
|
1795
|
deka
|
da
|
10001/3
|
101
|
10
|
ti
|
1795
|
|
10000
|
100
|
1
|
en
|
–
|
deci
|
d
|
1000−1/3
|
10−1
|
0.1
|
tiendedel
|
1795
|
centi
|
c
|
1000−2/3
|
10−2
|
0.01
|
hundredendedel
|
1795
|
milli
|
m
|
1000−1
|
10−3
|
0.001
|
tusindedel
|
1795
|
mikro
|
μ
|
1000−2
|
10−6
|
0.000001
|
milliontedel
|
1873
|
nano
|
n
|
1000−3
|
10−9
|
0.000000001
|
milliardtedel
|
1960
|
piko
|
p
|
1000−4
|
10−12
|
0.000000000001
|
billiontedel
|
1960
|
femto
|
f
|
1000−5
|
10−15
|
0.000000000000001
|
billiardtedel
|
1964
|
atto
|
a
|
1000−6
|
10−18
|
0.000000000000000001
|
trilliontedel
|
1964
|
zepto
|
z
|
1000−7
|
10−21
|
0.000000000000000000001
|
trilliardtedel
|
1991
|
yocto
|
y
|
1000−8
|
10−24
|
0.000000000000000000000001
|
kvadrilliontedel
|
1991
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Her er der plads til noter
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