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