No problem, we've got 2109 and 2240 to multiply
2109 × 2240 = 2240 × (2109)
+ 2240 × 9 that results in 20160
+ 2240 × 00 what gives us 0
+ 2240 × 100 that is equal 224000
+ 2240 × 2000 that is equal 4480000

= 4724160
