table

Units
Fraction Prefix Symbol Multiple Prefix Symbol
10 -3 milli m 10 3 kilo k
10 -6 micro µ 10 6 mega M
10 -9 nano n 10 9 giga G
10 -12 pico p 10 12 tera T
10 -15 femto f 10 15 peta P
10 -18 atto a 10 18 exa E




1l contains 1000 (or 10 3 )ml and 1000,000(or 10 6 ) microlitres. There are 1000 microlitres in 1ml.

Similiarly,

1g is the same as 1000 (or 10 3 )mg, 1000,000 (or 10 6 ) micrograms and 1000,0000,0000 (or 10 9 ) ng.

1g is also 0.001 (or 10 -3 ) kg and 0.000001 (or 10 -6 )Mg