Let's calculate 1788 x 9788
1788 × 9788 = 9788 × (1788)
+ 9788 × 8 that results in 78304
+ 9788 × 80 resulting in 783040
+ 9788 × 700 that equals 6851600
+ 9788 × 1000 that is equal 9788000

= 17500944
