No problem, we've got 2897 and 4728 to multiply
2897 × 4728 = 4728 × (2897)
+ 4728 × 7 which equals 33096
+ 4728 × 90 that equals 425520
+ 4728 × 800 resulting in 3782400
+ 4728 × 2000 which equals 9456000

= 13697016
