There are total 3 hours or 180 minutes from 1am to 4am. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 3AM to 9PM | 1AM to 3PM | 1PM to 12AM |
| 2PM to 6AM | 9PM to 4PM | 5AM to 12AM |
| 6AM to 6PM | 5PM to 11AM | 1PM to 10AM |
| 10AM to 3PM | 10PM to 2PM | 4PM to 2AM |
| 8PM to 12PM | 8AM to 12AM | 12PM to 8PM |
| 5PM to 7PM | 8AM to 11AM | 9AM to 2PM |
