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