to denote very small numbers or very large numbers, we use standard prefixes…
- 1,0E+24 yotta- Y
- 1,0E+21 zetta- Z
- 1,0E+18 exa- E
- 1,0E+15 peta- P
- 1,0E+12 tera- T
- 1,0E+9 giga- G
- 1,0E+6 mega- M
- 1,0E+3 kilo- k
- 1,0E+2 hecto- h
- 1,0E+1 deca- da
- 1,0E-1 deci- d
- 1,0E-2 centi- c
- 1,0E-3 milli- m
- 1,0E-6 micro- µ
- 1,0E-9 nano- n
- 1,0E-12 pico- p
- 1,0E-15 femto- f
- 1,0E-18 atto- a
- 1,0E-21 zepto- z
- 1,0E-24 yocto- y