No problem, we've got 2102 and 2253 to multiply
2102 × 2253 = 2253 × (2102)
+ 2253 × 2 what gives us 4506
+ 2253 × 00 which equals 0
+ 2253 × 100 that is equal 225300
+ 2253 × 2000 giving us 4506000

= 4735806
