Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

Decimal System Prefixes

Prefix names of multiples and submultiples of units

Sponsored Links

Decimal multiples of units:

PrefixMeasureDecimal equivalentExponential
expression
y - yocto   0.000 000 000 000 000 000 000 001 E-24
z - zepto   0.000 000 000 000 000 000 001 E-21
a - atto one-quintillionth 0.000 000 000 000 000 001 E-18
f - femto one-quadrillionth 0.000 000 000 000 001 E-15
p - pico one-trillionth 0.000 000 000 001 E-12
n - nano one-billionth 0.000 000 001 E-9
μ - micro one-millionth 0.000 001 E-6
m - milli one-thousandth 0.001 E-3
c - centi one-hundredth 0.01 E-2
d - deci one-tenth 0.1 E-1
Uni one 1 E0
d - deka ten 10 E1
h - hecto one hundred 100 E2
k - kilo one thousand 1 000 E3
M - mega one million 1 000 000 E6
G - giga one billion 1 000 000 000 E9
T - tera one trillion 1 000 000 000 000 E12
P - peta   1 000 000 000 000 000 E15
E - exa   1 000 000 000 000 000 000 E18
Z - zetta   1 000 000 000 000 000 000 000 E21
Y - yotta   1 000 000 000 000 000 000 000 000 E24
Sponsored Links

Related Topics

Related Documents

Tag Search

  • en: prefix decimal exponential multiples submultiples
Sponsored Links

Search the Engineering ToolBox

- the most efficient way to navigate the Engineering ToolBox!

Engineering ToolBox - SketchUp Extension - Online 3D modeling!

3D Engineering ToolBox Extension to SketchUp - add parametric components to your SketchUp model

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro .Add the Engineering ToolBox extension to your SketchUp from the SketchUp Pro Sketchup Extension Warehouse!

Translate this page to
About the Engineering ToolBox!

Privacy

We don't collect information from our users. Only emails and answers are saved in our archive. Cookies are only used in the browser to improve user experience.

Some of our calculators and applications let you save application data to your local computer. These applications will - due to browser restrictions - send data between your browser and our server. We don't save this data.

Google use cookies for serving our ads and handling visitor statistics. Please read Google Privacy & Terms for more information about how you can control adserving and the information collected.

AddThis use cookies for handling links to social media. Please read AddThis Privacy for more information.

Citation

This page can be cited as

  • Engineering ToolBox, (2004). Decimal System Prefixes . [online] Available at: https://www.engineeringtoolbox.com/prefix-decimal-exponential-d_781.html [Accessed Day Mo. Year].

Modify access date.

. .

close

3D Engineering ToolBox - draw and model technical applications! 2D Engineering ToolBox - create and share online diagram drawing templates! Engineering ToolBox Apps - mobile online and offline engineering applications!

Scientific Online Calculator

Scientific Calculator

1 24

Sponsored Links
.