There are total 19 hours or 1140 minutes from 1pm to 8am. In words, this duration is equal to nineteen hours or one thousand one hundred forty minutes.
How many hours from
| 1PM to 11AM | 8PM to 10PM | 11AM to 8AM |
| 11AM to 8PM | 9PM to 11PM | 4PM to 9AM |
| 2PM to 3AM | 2AM to 10PM | 10PM to 1PM |
| 12AM to 6AM | 6AM to 1AM | 7AM to 9PM |
| 1PM to 12AM | 5AM to 1AM | 11PM to 3AM |
| 8AM to 7AM | 1AM to 7AM | 2AM to 1PM |
