Convert nanoseconds to seconds
1 ns = 0.000000001 s — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
1e-9s
Exact decimal: 0.000000001
As a fraction: 1/1000000000
1 ns = 0.000000001 s
How to convert nanoseconds to seconds
Multiply the number of nanoseconds by 0.000000001 to get seconds.
The exact factor is 0.000000001 — as a fraction, 1/1000000000.
Nanosecond to Second conversion table
| Nanoseconds (ns) | Seconds (s) |
|---|---|
| 1 ns | 1e-9 |
| 2 ns | 2e-9 |
| 3 ns | 3e-9 |
| 5 ns | 5e-9 |
| 10 ns | 1e-8 |
| 20 ns | 2e-8 |
| 25 ns | 2.5e-8 |
| 50 ns | 5e-8 |
| 100 ns | 0.000 000 1 |
| 250 ns | 0.000 000 25 |
| 500 ns | 0.000 000 5 |
| 1000 ns | 0.000 001 |
Second to Nanosecond conversion table
| Seconds (s) | Nanoseconds (ns) |
|---|---|
| 1 s | 1 000 000 000 |
| 2 s | 2 000 000 000 |
| 3 s | 3 000 000 000 |
| 5 s | 5 000 000 000 |
| 10 s | 10 000 000 000 |
| 20 s | 20 000 000 000 |
| 25 s | 25 000 000 000 |
| 50 s | 50 000 000 000 |
| 100 s | 100 000 000 000 |
| 250 s | 250 000 000 000 |
| 500 s | 500 000 000 000 |
| 1000 s | 1 000 000 000 000 |
Frequently asked
How many seconds are in a nanosecond?
One nanosecond equals 1e-9 seconds (ns → s). That figure is exact, not rounded.
How do you convert nanoseconds to seconds?
Multiply the number of nanoseconds by 0.000000001 to get seconds.
What is 1 s in nanoseconds?
One second is 1000000000 nanoseconds.
What is 10 ns in s?
10 ns = 1e-8 s.