345 minutes (min) to seconds (s)

345 minutes = 20700 seconds

To convert 345 minutes to seconds, multiply 345 minutes by the conversion factor 60 (since 1 minute equals 60 seconds).

The conversion formula is :
seconds = minutes × 60

Here's the calculation to convert 345 min to s :
345 minutes × 60 = 20700 seconds

Therefore, 345 minutes is equal to 20700 seconds

The minute is a unit of time equal to 60 seconds. It is abbreviated using the symbol min (e.g. 345 min).

The second is the base unit of time in the International System of Units (SI). It is defined as the duration of 9,192,631,770 periods of radiation corresponding to the transition between two energy levels of the cesium-133 atom. The second is abbreviated using the symbol s (e.g. 20700 s).