# Hour to Second Conversion

## Hour to Second Conversion - Convert Hour to Second (h to s)

### You are currently converting Time units from Hour to Second

1 Hour (h)

=

3600 Second (s)

Hour : An hour (symbol: h or hr) is a measurement unit of time which is equal to 60 minutes, or 3,600 seconds in modern usage. It is a non-SI unit, but is accepted for use with SI, the symbol is h. In the Universal Coordinated Time (UTC) time standard, an hour can include a positive or negative leap second, therefore, it may have a duration of 3,601 or 3,599 seconds for adjustment purposes.

Second : The second (symbol: s) is the base unit of time in the International System of Units (SI), it is also the base unit of time in the centimeter-gram-second systems. The second has been defined as the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium 133 atom. SI prefixes are usually used for measuring time less than a second, such as the millisecond, the microsecond and the nanosecond, but for the time multiples of a second, used the non-SI units minutes, hours, days, years and so on.

### Time Conversion Calculator

1 Hour = 3600 Second

### How to convert Hour to Second ?

1 hour (h) is equal to 3600 second (s).

1h = 3600s

The time t in second (s) is equal to the time t in hour (h) times 3600, that conversion formula:

t(s) = t(h) × 3600

#### How many Second in a Hour?

One Hour is equal to 3600 Second:

1h = 1h × 3600 = 3600s

#### How many Hour in a Second?

One Second is equal to 0.00028 Hour:

1s = 1s × 0.00028 = 0.00028h

#### How to Convert 5 Hour to Second?

t(s) = 5(h) × 3600 = 18000s