There are total 23 hours or 1380 minutes from 1pm to 12pm. In words, this duration is equal to twenty-three hours or one thousand three hundred eighty minutes.
How many hours from
| 2PM to 3PM | 8PM to 12AM | 1AM to 8PM |
| 10PM to 1PM | 8PM to 2PM | 8PM to 10AM |
| 12AM to 5PM | 5AM to 10AM | 11AM to 8AM |
| 6AM to 10AM | 8AM to 10PM | 10PM to 4PM |
| 5AM to 9PM | 3PM to 8AM | 2AM to 5PM |
| 9PM to 6AM | 10AM to 9AM | 5AM to 5PM |
