Time Converter
Time converter: seconds, minutes, hours, days, weeks, years, milliseconds, microseconds and nanoseconds.
How to use this calculator
- Type the value you want to convert.
- Choose the unit you are converting from and the one you want.
- Read the result, or the full table of equivalent units below.
Convert durations from nanoseconds to years. The year used is the Julian year of exactly 365.25 days, the standard in astronomy and for the light-year.
Use decimal hours for calculations: 1.5 h is 1 hour 30 minutes.
Conversion formula
1 h = 60 min · 1 min = 0.0166667 h
Common conversions: hour → minute
| h | min |
|---|---|
| 1 h | 60 min |
| 2 h | 120 min |
| 5 h | 300 min |
| 10 h | 600 min |
| 20 h | 1 200 min |
| 50 h | 3 000 min |
| 100 h | 6 000 min |
| 1 000 h | 60 000 min |
Frequently asked questions
How many seconds are in a day?
86,400 s.
How many hours are in a year?
8,766 h (Julian year of 365.25 days).