No problem, we've got 7794 and 5145 to multiply
7794 × 5145 = 5145 × (7794)
+ 5145 × 4 giving us 20580
+ 5145 × 90 that is equal 463050
+ 5145 × 700 what gives us 3601500
+ 5145 × 7000 giving us 36015000

= 40100130
