Convert Nanosecond to Millisecond

1 nanosecond = 0.000001 millisecond (ms). For example, 10 nanosecond = 0.00001 millisecond and 100 nanosecond = 0.0001 millisecond. Type any value below to convert nanosecond to millisecond both ways — it runs entirely in your browser.

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Nanosecond to Millisecond conversion formula

To convert nanosecond to millisecond, multiply by 0.000001:

millisecond = nanosecond × 0.000001

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

Nanosecond to Millisecond — worked examples

NanosecondMillisecond
1 ns0.000001 ms
2 ns0.000002 ms
3 ns0.000003 ms
5 ns0.000005 ms
10 ns0.00001 ms
25 ns0.000025 ms
50 ns0.00005 ms
100 ns0.0001 ms

Nanosecond ↔ Millisecond reference table

Nanosecond → Millisecond Millisecond → Nanosecond
1 ns = 0.000001 ms 1 ms = 1,000,000 ns
2 ns = 0.000002 ms 2 ms = 2,000,000 ns
5 ns = 0.000005 ms 5 ms = 5,000,000 ns
10 ns = 0.00001 ms 10 ms = 10,000,000 ns
20 ns = 0.00002 ms 20 ms = 20,000,000 ns
50 ns = 0.00005 ms 50 ms = 50,000,000 ns
100 ns = 0.0001 ms 100 ms = 100,000,000 ns
250 ns = 0.00025 ms 250 ms = 250,000,000 ns
500 ns = 0.0005 ms 500 ms = 500,000,000 ns
1000 ns = 0.001 ms 1000 ms = 1,000,000,000 ns

About nanosecond and millisecond

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.

Millisecond: A millisecond is one-thousandth of a second (1 s = 1,000 ms) — the unit for web-page load times, API timeouts, ping/latency and animation frames.

Frequently asked questions

How many millisecond are in 1 nanosecond?
1 nanosecond = 0.000001 millisecond (ms).
How do I convert nanosecond to millisecond?
Multiply the number of nanosecond by 0.000001. For example, 10 nanosecond = 10 × 0.000001 = 0.00001 millisecond.
How many nanosecond are in 1 millisecond?
1 millisecond = 1,000,000 nanosecond.
Which is bigger, nanosecond or millisecond?
1 millisecond equals 1,000,000 nanosecond, so a millisecond is the larger unit.

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