Excel SECOND Function | Formula Examples + FREE Video

When to use Excel SECOND Function

Excel SECOND function can be used want to get the integer value of the seconds from a specified time value.

What it Returns

It returns a value between 0 and 59 depending on the time value used as the input.

Syntax

=SECOND(serial_number)

Input Arguments

  • serial_number: the value that contains the time for which the seconds value needs to be determined.

Additional Notes

The argument can be provided in different formats:

  • As a serial number: The integer part of the serial number represents the date, while the decimal portion of it represents time (remember excel stores date and time as serial numbers).
    • If you provide 41640.7813657407 as the serial number, it would return 10 (as the decimal portion 0.7813657407 represents 18 hours, 45 minutes, and 10 seconds).
  • As text: =SECOND(“41640.7813657407”) would return 10.
  • As a result of some other formula. For example, =SECOND(TIMEVALUE(“6:45:10 PM”)) would return 10.

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