No problem, we've got 2245 and 3915 to multiply
2245 × 3915 = 3915 × (2245)
+ 3915 × 5 that equals 19575
+ 3915 × 40 giving us 156600
+ 3915 × 200 yielding 783000
+ 3915 × 2000 what gives us 7830000

= 8789175
