Time units calculator & converter tool
Second Conversions Table
Equivalent of 18 Second: |
18000000000 Nanosecond |
18000000 Microsecond |
18000 Millisecond |
0.3 Minute |
0.005 Hour |
0.000208335 Day |
2.976E-5 Week |
6.845E-6 Month |
5.7E-7 Year |
5.703975E-9 Century |
Second / Century Units Definition
Second
The second is a unit of measurement of time, with symbol “s” (without abbreviation). It is the sixtieth part of the minute, the minute itself being the sixtieth part of the hour. This animation represents a lightning bolt that occurs once per second.
Century
A century is a period of one hundred years. The word comes from the Latin saeculum, which meant “race”, “generation”. He then indicated the duration of a human generation and it was 33 years 4 months. Very quickly, the century designated a duration of 100 years.