Si(Metric) Prefix[]
quecto q 10^-30
ronto r 10^-27
yocto y 10^-24
zepto z 10^-21
atto a 10^-18
femto f 10^-15
pico p 10^-12
nano n 10^-9
micro μ 10^-6
mili m 10^-3
centi c 10^-2
deci d 10^-1
--1--
deca da 10^1
hecto h 10^2
kilo k 10^3
mega M 10^6
giga G 10^9
tera T 10^12
peta P 10^15
exa E 10^18
zetta Z 10^21
yotta Y 10^24
ronna R 10^27
quetta Q 10^30
Non Official SI prefix[]
Jim Blower's Proposal[]
lunto l 10^-63
mikto mi 10^-60
nekto nk 10^-57
otro o 10^-54
pekro pk 10^-51
quekto q 10^-48 (do not be confused with quecto)
rimto r 10^-45(do not be confused with ronto)
sotro s 10^-42
trekto td 10^-39
unto u 10^-36
vunkto v 10^-33
wekto w 10^-30
xonto 10^-27
Xona X 10^27
Weka W 10^30
Vunda V 10^33
Uda U 10^36
Treda TD 10^39
Sorta S 10^42
Rinta R 10^45(do not be confused with Ronna)
Quexa Q 10^48(do not be confused with Quetta)
Pepta PP 10^51
Ocha O 10^54
Nena N 10^57
Minga MI 10^60
Luma L 10^63