It is known that 123456789*9=1111111101, so how much is 123456789*72=.
已知123456789*9=1111111101，那么123456789*72=多少．
<gadget id="calculator">123_456_789 * 72</gadget>
<output>8_888_888_808</output>

<result>8_888_888_808</result>