Time Converter
Convert between nanoseconds, microseconds, milliseconds, seconds, minutes, hours, days, weeks, months, and years. Useful for programming, science, and scheduling.
1 Nanosecond (ns) = 0.001 Microsecond (μs)
1 Nanosecond (ns) in all units
| Unit | Value |
|---|---|
| Nanosecond (ns)input | 1 |
| Microsecond (μs) | 0.001 |
| Millisecond (ms) | 0.000001 |
| Second (s) | 1.000000e-9 |
| Minute (min) | 1.666667e-11 |
| Hour (h) | 2.777778e-13 |
| Day (d) | 1.157407e-14 |
| Week (wk) | 1.653439e-15 |
| Month (30d) | 3.858025e-16 |
| Year (365d) | 3.170979e-17 |
How to Use the Time Converter
- 1
Select the time unit you want to convert FROM (e.g. hours).
- 2
Enter the numeric value.
- 3
Select the unit you want to convert TO (e.g. seconds).
- 4
The result appears instantly.
- 5
Use the ⇄ swap button to reverse.
- 6
See all units in the table below.
Time Conversion Formulas
1 minute = 60 seconds
1 hour = 3,600 seconds
1 day = 86,400 seconds
1 week = 604,800 seconds
1 month = 2,592,000 seconds (30 days)
1 year = 31,536,000 seconds (365 days)Frequently Asked Questions
How many seconds in a day?
1 day = 24 hours × 60 minutes × 60 seconds = 86,400 seconds.
How many hours in a year?
1 year = 365 days × 24 hours = 8,760 hours (8,784 in a leap year).
What is a nanosecond?
A nanosecond is one billionth of a second (10⁻⁹ s). Light travels about 30 cm in one nanosecond. Used in computing and electronics.
How many weeks in a year?
1 year = 52 weeks and 1 day (52.1775 weeks on average accounting for leap years).