No problem, we've got 7153 and 3146 to multiply
7153 × 3146 = 3146 × (7153)
+ 3146 × 3 which equals 9438
+ 3146 × 50 what gives us 157300
+ 3146 × 100 which equals 314600
+ 3146 × 7000 giving us 22022000

= 22503338
