There are total 13 hours or 780 minutes from 1am to 2pm. In words, this duration is equal to thirteen hours or seven hundred eighty minutes.
How many hours from
| 1AM to 8PM | 7PM to 5AM | 2PM to 5AM |
| 2PM to 5AM | 1AM to 6PM | 8PM to 4PM |
| 9AM to 5AM | 4AM to 11AM | 9AM to 2PM |
| 4AM to 4PM | 5PM to 6AM | 1AM to 4PM |
| 10PM to 2PM | 11PM to 7PM | 12AM to 7AM |
| 6AM to 4PM | 10PM to 1PM | 7AM to 7PM |
