Multiples and Submultiples of units
Deci (d) : 10^-1 Centi (c): 10^-2 milli (m): 10^-3 micro (u): 10^-6 nano (n): 10^-9 pico (p): 10^-12 femto (f): 10^-15 atto (a): 10^-18 deca (da): 10 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