Day to Hour Converter
無料時間換算ツール, 秒、分、時間、日、週、ミリ秒を瞬時に換算
1Day=24Hour
1 Hour = 0.0416666667 Day
Day
- Symbol
- d
- System
- Metric/Imperial
- Dimension
- Various
Hour
- Symbol
- h
- System
- Metric/Imperial
- Dimension
- Various
Quick Reference Table
| Day | Hour | Hour | Day |
|---|---|---|---|
| 1 | 24 | 1 | 0.0416666667 |
| 2 | 48 | 2 | 0.0833333333 |
| 3 | 72 | 3 | 0.125 |
| 5 | 120 | 5 | 0.2083333333 |
| 10 | 240 | 10 | 0.4166666667 |
| 25 | 600 | 25 | 1.0416666667 |
| 50 | 1200 | 50 | 2.0833333333 |
| 100 | 2400 | 100 | 4.1666666667 |
| 500 | 12000 | 500 | 20.8333333333 |
| 1000 | 24000 | 1000 | 41.6666666667 |
Conversion Formula
Hour = Day × 24
Day = Hour × 0.0416666667
Factors are from BIPM SI brochure and NIST SP 811, stored unrounded and computed via a base unit. Reverse factor is 1 ÷ 24.
How to convert Day to Hour
Multiply the value in day by 24 to get hour. For example, 5 Day = 120 Hour. All results in the 時間 converter update instantly as you type, so you can see every unit at once without manual math.
Common mistakes
Do not round the factor to 24 too early — keep full precision until the final display. For 時間, always verify critical calculations (medicine, engineering) with a second source.
FAQ
- How many Hour in 1 Day?
- 1 Day = 24 Hour.
- How many Day in 1 Hour?
- 1 Hour = 0.0416666667 Day.
- What is the source?
- BIPM/NIST via OmniConverter base-unit engine. Source table and formula above are exact.
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