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
| 7AM to 3AM | 6PM to 3PM | 3AM to 12PM |
| 7PM to 1PM | 12AM to 4PM | 1AM to 12PM |
| 12AM to 3PM | 4AM to 5AM | 9AM to 4PM |
| 8AM to 8PM | 11PM to 3AM | 11PM to 5PM |
| 2AM to 1PM | 1AM to 9AM | 5AM to 9AM |
| 1PM to 8AM | 6PM to 8AM | 7PM to 11AM |
