There are total 23 hours or 1380 minutes from 1am to 12am. In words, this duration is equal to twenty-three hours or one thousand three hundred eighty minutes.
How many hours from
| 2AM to 7PM | 9PM to 1PM | 11AM to 1AM |
| 11PM to 8PM | 4PM to 6PM | 1PM to 4AM |
| 1PM to 2PM | 11PM to 1PM | 3AM to 10AM |
| 10AM to 11AM | 12AM to 5AM | 1AM to 8PM |
| 3PM to 4AM | 12PM to 9AM | 8PM to 6PM |
| 5AM to 8PM | 3PM to 7AM | 1PM to 11PM |
