Microseconds to Nanoseconds Converter
One Microsecond equals 1000 Nanoseconds (1 us = 1000 ns). Multiply a Microsecond value by 1000 to get the equivalent in Nanoseconds. Enter your value in the calculator above. The formula and examples below show how to calculate it by hand.
Formula
ns = us × 1000
Multiply the Microsecond value by 1000 to get the equivalent value in Nanoseconds.
Example Conversions
1 Microsecond (us)
1000 Nanosecond (ns)
5 Microsecond (us)
5000 Nanosecond (ns)
10 Microsecond (us)
10000 Nanosecond (ns)
25 Microsecond (us)
25000 Nanosecond (ns)
100 Microsecond (us)
100000 Nanosecond (ns)
Conversion Table
| Microsecond (us) | Nanosecond (ns) |
|---|---|
| 0.1 | 100 |
| 0.5 | 500 |
| 1 | 1000 |
| 2 | 2000 |
| 5 | 5000 |
| 10 | 10000 |
| 25 | 25000 |
| 50 | 50000 |
| 100 | 100000 |
| 250 | 250000 |
| 500 | 500000 |
| 1000 | 1000000 |
How to Convert Manually
Use these steps to convert Microsecond values to Nanosecond without the calculator.
- Write down the value in Microsecond (us) that you want to convert.
- Multiply that value by 1000.
- For example, 10 Microseconds × 1000 = 10000 Nanoseconds.
- Label the result as Nanosecond (ns).
Relative Size Comparison
This chart shows the visual difference in size between exactly one Microsecond and one Nanosecond.
About Microsecond and Nanosecond
The microsecond is one millionth of a second. High-frequency trading, GPS timing, and electronics signal measurement work at microsecond scale. The nanosecond is one billionth of a second, roughly the time light travels 30 cm. CPU clock cycles and memory access times are nanosecond-scale. One Microsecond equals 1000 Nanoseconds (1 us = 1000 ns). Microsecond is used in high-frequency trading latency and in GPS and precision timing. Nanosecond is used in CPU and memory timings.
Precision and Rounding:Units up to the week are exact; months, years, decades, and centuries are calendar averages (this converter uses a 365-day year and a month of one twelfth of that), so converted values are approximations for scheduling, not for date arithmetic. Use a calendar library when exact dates matter.
SI time units follow the BIPM SI Brochure; month and year conversions use the documented average calendar values shown on this site (reference).
Worked Example
15Microseconds equals15000Nanoseconds.
15 us × 1000 = 15000 ns
FAQ
How do I convert Microsecond to Nanosecond?
Multiply the Microsecond value by 1000 to get the equivalent value in Nanoseconds.
What is the formula for Microsecond to Nanosecond?
The formula is ns = us × 1000.
How many Nanoseconds are in 1 Microsecond?
1 Microsecond equals 1000 Nanoseconds.
Can I convert Nanosecond back to Microsecond?
Yes. 1 Nanosecond equals 0.001 Microseconds, and the related converter can reverse the calculation.
What are common names for Microsecond and Nanosecond?
Microsecond is shown as us and may also be searched as microseconds, μs. Nanosecond is shown as ns and may also be searched as nanoseconds.
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