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Time Converter
Seconds, hours, days, years, centuries
Time Converter
About the time converter
This converter handles 15 time units. Enter a value in either field and the other updates instantly — there is no button to press and nothing to submit. Use the swap control to reverse the direction of the conversion.
All factors are stored against a single base unit
(
Second) and applied in one step, so converting A → B
never accumulates rounding error from an intermediate hop.Quick reference table
| Hour | Minute |
|---|---|
| 1 h | 60 min |
| 2 h | 120 min |
| 5 h | 300 min |
| 10 h | 600 min |
| 20 h | 1200 min |
| 50 h | 3000 min |
| 100 h | 6000 min |
| 500 h | 30000 min |
| 1000 h | 60000 min |
All 15 units
| Unit | Equals in Second |
|---|---|
| Nanosecond (ns) | 1.000000e-09 |
| Microsecond (µs) | 1e-06 |
| Millisecond (ms) | 0.001 |
| Second (s) | 1 |
| Minute (min) | 60 |
| Hour (h) | 3600 |
| Day | 86400 |
| Week | 604800 |
| Fortnight | 1209600 |
| Month (30 days) | 2592000 |
| Year (365 days) | 31536000 |
| Julian year (365.25 d) | 31557600 |
| Decade | 315360000 |
| Century | 3153600000 |
| Millennium | 3.1536e+10 |