Convert Nanosecond to Second

1 nanosecond = 1e-9 second (s). For example, 10 nanosecond = 1e-8 second and 100 nanosecond = 1e-7 second. Type any value below to convert nanosecond to second both ways — it runs entirely in your browser.

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Nanosecond to Second conversion formula

To convert nanosecond to second, multiply by 1e-9:

second = nanosecond × 1e-9

Going the other way, 1 second = 1,000,000,000 nanosecond, so nanosecond = second × 1,000,000,000.

Nanosecond to Second — worked examples

NanosecondSecond
1 ns1e-9 s
2 ns2e-9 s
3 ns3e-9 s
5 ns5e-9 s
10 ns1e-8 s
25 ns2.5e-8 s
50 ns5e-8 s
100 ns1e-7 s

Nanosecond ↔ Second reference table

Nanosecond → Second Second → Nanosecond
1 ns = 1e-9 s 1 s = 1,000,000,000 ns
2 ns = 2e-9 s 2 s = 2,000,000,000 ns
5 ns = 5e-9 s 5 s = 5,000,000,000 ns
10 ns = 1e-8 s 10 s = 10,000,000,000 ns
20 ns = 2e-8 s 20 s = 20,000,000,000 ns
50 ns = 5e-8 s 50 s = 50,000,000,000 ns
100 ns = 1e-7 s 100 s = 100,000,000,000 ns
250 ns = 2.5e-7 s 250 s = 250,000,000,000 ns
500 ns = 5e-7 s 500 s = 500,000,000,000 ns
1000 ns = 0.000001 s 1000 s = 1,000,000,000,000 ns

About nanosecond and second

Nanosecond: A nanosecond is one-billionth of a second (1 s = 1,000,000,000 ns) — the timescale of CPU clock cycles and memory access.

Second: The second is the SI base unit of time. Everyday durations, timeouts and stopwatch readings are usually measured in seconds.

Frequently asked questions

How many second are in 1 nanosecond?
1 nanosecond = 1e-9 second (s).
How do I convert nanosecond to second?
Multiply the number of nanosecond by 1e-9. For example, 10 nanosecond = 10 × 1e-9 = 1e-8 second.
How many nanosecond are in 1 second?
1 second = 1,000,000,000 nanosecond.
Which is bigger, nanosecond or second?
1 second equals 1,000,000,000 nanosecond, so a second is the larger unit.

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