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 8PM | 8PM to 5PM | 10AM to 10PM |
| 12PM to 2PM | 2AM to 1AM | 9PM to 11AM |
| 12AM to 4PM | 1PM to 5PM | 12PM to 6PM |
| 2PM to 7AM | 1AM to 3AM | 1AM to 7AM |
| 9PM to 3AM | 4PM to 12PM | 5PM to 7AM |
| 7PM to 6PM | 9PM to 2PM | 7AM to 6AM |
