was ist 8h in sekunden

$${\frac{\left({\mathtt{8}}{h}{\mathtt{\,\times\,}}{\mathtt{60}}{min}{\mathtt{\,\times\,}}{\mathtt{60}}{s}\right)}{\left({\mathtt{1}}{h}{\mathtt{\,\times\,}}{\mathtt{1}}{min}\right)}} = {\mathtt{288\,000}}{sekunden}$$

gruß