Time units calculator & converter tool
Year Conversions Table
Equivalent of 18 Year: |
5.6842105263158E+17 Nanosecond |
5.6842105263158E+14 Microsecond |
568421052631.58 Millisecond |
568421052.63158 Second |
9473684.2105263 Minute |
157894.73684211 Hour |
6579 Day |
939.78947368421 Week |
216.15789473684 Month |
0.18012552631579 Century |
Year / Century Units Definition
Year
The annum (“year” in Latin), with symbol a, is a non-SI unit of time measurement, worth one Julian year, or exactly 365.25 days or 31,557,600 seconds.
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.