1640 = 4:40 PM

What time is 1640 Hours in Military Time? 4:40 PM in regular time on a 12-hour clock. The military format said "sixteen forty" is used throughout the world (not just the military) and leverages a 24-hour time format which has been adopted by military, first responders, and hospital time setting. Below are ways to convert 1640 through a time chart, automated converter, and how to convert the 24 hour clock into a 12-hour AM/PM system by hand.

Here’s how to quickly convert 1640 Military Time to 12-Hour Standard Time

Converting 1640 from Military Time to 12h regular time is quite simple. Follow the steps below:

1. Identify if 16 is greater than or less than 12
2. Since 16 is greater than 12, subtract: 16 - 12 = 4
3. Just add "PM" to output: 4:40 PM

1640 Time Conversion Chart

24 Hour Clock 12 Hour Clock (AM/PM) Military Time
16:40 16:40 1640
16:45 16:45 1645
16:50 16:50 1650
16:55 16:55 1655
17:00 17:00 1700
17:05 17:05 1705
17:10 17:10 1710
17:15 17:15 1715
17:20 17:20 1720
17:25 17:25 1725
17:30 17:30 1730
17:35 17:35 1735
17:40 17:40 1740
17:45 17:45 1745
17:50 17:50 1750
17:55 17:55 1755

How to say 1640 in military time: "sixteen forty"

The way to read 1640 in military format always begins with four digits. Start with the hours in 1640 to say “sixteen”. Then we can add the minutes to sixteen and say “forty” in the conclusion. This gives direct time of day orders of "sixteen forty" in a clear, concise way without using AM or PM 12-hour format.

4:40 PM vs 1640 Military Time

1640 Hours works from a 24-hour clock with a few basics:

• Military Time has 4 digits continuously like: [1, 6] [4, 0]
• Time zones are written with letter abbreviations and spoken by a phonetic alphabet
• Military Time is spoken with “hours” at the end. “Thirteen thirty-five hours”

4:40 PM is on the 12-hour clock and works from a few basics:

• 4:40 PM is based on a 12-hour clock format
• 4:40 PM is used in most english-speaking countries
• Does distinguish the morning and afternoon with AM/PM