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
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1 ns = 0.000000001 s
Show this value in all 22 time units
- Kiloseconds ks 1e-12
- Seconds s 1e-9
- Milliseconds ms 0.000 001
- Microseconds µs 0.001
- Nanoseconds ns 1
- Picoseconds ps 1000
- Femtoseconds fs 1 000 000
- Attoseconds as 1 000 000 000
- Minutes min 1.66666666667e-11
- Hours h 2.77777777778e-13
- Days d 1.15740740741e-14
- Weeks wk 1.65343915344e-15
- Fortnights fn 8.2671957672e-16
- Month (average)s mo 3.80264862082e-16
- Year (Gregorian)s yr 3.16887385068e-17
- Year (Julian)s a 3.1688087814e-17
- Year (tropical)s a (trop) 3.16887654027e-17
- Decades dec 3.16887385068e-18
- Centuries c 3.16887385068e-19
- Millennia ka 3.16887385068e-20
- Shakes shake 0.1
- Planck times tₚ 1.85485843999e+34
Every row is Nanosecond (ns) converted through the second, in exact rational arithmetic.
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.