Metric Prefixes Converter
Convert between SI prefixes: kilo, mega, giga, milli, micro, nano and more
How to Use
1
Enter a value in any prefix input field
2
All other prefixes update automatically
3
Scientific notation displayed automatically
Common Prefixes
kilo (k): 10³ = 1,000
mega (M): 10⁶ = 1,000,000
giga (G): 10⁹ = 1,000,000,000
milli (m): 10⁻³ = 0.001
micro (µ): 10⁻⁶ = 0.000001
FAQ
What are SI prefixes?
SI prefixes are used with metric units to indicate multiples or fractions of the base unit. They provide a convenient way to express very large or very small numbers.
What is the difference between kilo and kilo-?
Both refer to 10³. The prefix "kilo" comes from Greek meaning "thousand". It's used with units like kilogram (kg), kilometer (km), and kilohertz (kHz).
Why use scientific notation?
Scientific notation simplifies working with very large or very small numbers by expressing them as a coefficient multiplied by 10 raised to a power.