Day
A Day is a non SI unit of time. The symbol of day is d. A day is a period of 24 hours especially from 12 o’ clock one night to 12 o’ clock the next night. A day contains 24 hours or 1440 minutes or 86,400 seconds. A day is the period of time required for the earth to complete a full rotation around its axis.
Second
A Second is the Standard International(SI) unit of time. It is abbreviated as s or sec. A Second is equal to 1/86400 of a day. A Second is defined as the time taken by 9,192,631,770 cycles of radiation that comes from electrons moving between two energy levels of the Caesium-133 atom. There are 86,400 seconds in one day, 3600 seconds in one hour and 60 seconds in one minute.
How to convert Day to Second
1 d = 86400 sec
Example 1:
Convert 15 Day to Second
1 d = 86400 sec
Therefore, 15 d = 15 * 86400 = 1296000 sec
Example 2:
Convert 50 Day to Second
1 d = 86400 sec
Therefore, 50 d = 50 * 86400 = 4320000 sec
Day to Second conversion table
| Day(d) | Second(sec) | 
|---|---|
| 0 | 0 | 
| 1 | 86400 | 
| 2 | 172800 | 
| 3 | 259200 | 
| 4 | 345600 | 
| 5 | 432000 | 
| 6 | 518400 | 
| 7 | 604800 | 
| 8 | 691200 | 
| 9 | 777600 | 
| 10 | 864000 | 
| 11 | 950400 | 
| 12 | 1036800 | 
| 13 | 1123200 | 
| 14 | 1209600 | 
| 15 | 1296000 | 
| 20 | 1728000 | 
| 50 | 4320000 | 
| 100 | 8640000 |