Updated: 11/12/2023 by Computer Hope
Stopwatch displaying 25.84 seconds.

A second may refer to any of the following:

1. With time, a second (often abbreviated sec) is a brief moment whose length equals one sixtieth (1/60) of a minute.

Many systems keep the time and date using a one-second epoch. Below is a breakdown of the number of seconds in standard time measurements.

Time period Epoch second equivalent
1 minute 60
1 hour 3600
1 day 86400
1 week 604800
2 weeks 1209600
3 weeks 1814400
1 month 2419200
6 months 14515200
1 year 29030400
1 decade 290304000

What's faster than a second?

A millisecond is faster than a second.

2. With numbers or digit counting, second (number two) is after "first."

3. When describing a version or a release, the second refers to the release after the initial one.

Computer abbreviations, Measurements, Microsecond, Millisecond, Nanosecond