About Time Conversion
Time unit conversions are used in computing, physics, project management, and everyday calculations.
Time Converter
Convert between seconds, minutes, hours, days, and weeks.
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Time Conversion Factors
| Unit | In seconds | Per second |
|---|---|---|
| Milliseconds (ms) | 1 ms = 0.001 s | 1 s = 1,000 ms |
| Minutes (min) | 1 min = 60 s | 1 s = 0.01666666667 min |
| Hours (h) | 1 h = 3,600 s | 1 s = 0.000277777778 h |
| Days (d) | 1 d = 86,400 s | 1 s = 0.000011574074 d |
| Weeks (wk) | 1 wk = 604,800 s | 1 s = 0.000001653439 wk |
| Years (yr) | 1 yr = 31,557,600 s | 1 s = 0.000000031688 yr |
Frequently Asked Questions
How many seconds in a day?
There are 86,400 seconds in one day.
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