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