!!! Overview [{$pagename}] ([SI], abbreviated from the French Système international (d'unités)) is the modern form of the "metric" [Unit of measurement] system. !! [Standard] prefixes for the SI units of measure %%zebra-table %%sortable %%table-filter ||Prefix name|| ||[deca]||[hecto]||[kilo]||[mega]||[giga]||[tera]||[peta]||[exa]||[zetta]||[yotta] |Prefix symbol|| ||da|h|k|M|G|T|P|E|Z|Y |Factor|10%%sup 0%%|10%%sup 1%%|10%%sup 2%%|10%%sup 3%%|10%%sup 6%%|10%%sup 9%%|10%%sup 12%%|10%%sup 15%%|10%%sup 18%%|10%%sup 21%%|10%%sup 24%% /% /% /% !! Submultiples ||Prefix name||[deci]||[centi]||[milli]||[micro]||[nano]||[pico]||[femto]||[atto]||[zepto]||[yocto] |Prefix symbol||d|c|m|μ|n|p|f|a|z|y |Factor|10%%sup 0%%|10%%sup -1%%|10%%sup -2%%|10%%sup -3%%|10%%sup -6%%|10%%sup -9%%|10%%sup -12%%|10%%sup -15%%|10%%sup -18%%|10%%sup -21%%|10%%sup -24%% !! SI base unit %%table-fit %%table-bordered %%table-striped ||Name||Sym||Measure||[Dimensionsymbol|https://en.wikipedia.org/wiki/Dimensional_analysis] |[second]|s|[time]|T |[meter]|m|[length]|L |[kilogram]|kg|[mass]|M |[ampere]|A|[electric current]|I |[kelvin]|K|[thermodynamic temperature]|Θ |[mole]|mol|[amount of substance]|N |[candela]|cd|[luminous intensity]|J \\ /% /% /% !! More Information There might be more information for this subject on one of the following: [{ReferringPagesPlugin before='*' after='\n' }] ---- * [#1] - [SI_base_unit|Wikipedia:SI_base_unit|target='_blank'] - based on information obtained 2022-05-27