There are total 11 hours or 660 minutes from 2am to 1pm. In words, this duration is equal to eleven hours or six hundred sixty minutes.
How many hours from
| 4PM to 5AM | 5PM to 2AM | 9AM to 6AM |
| 1AM to 8PM | 12AM to 6AM | 4PM to 5AM |
| 1AM to 7PM | 1PM to 12AM | 9AM to 5AM |
| 2AM to 7PM | 2PM to 1PM | 10AM to 9PM |
| 7AM to 5AM | 1AM to 12PM | 4AM to 2PM |
| 10AM to 3AM | 7AM to 1PM | 3PM to 4PM |