Alright, let's work through 94064021 times 8943209 step by step
94064021 × 8943209 = 8943209 × (94064021)
+ 8943209 × 1 that equals 8943209
+ 8943209 × 20 resulting in 178864180
+ 8943209 × 000 what gives us 0
+ 8943209 × 4000 what gives us 35772836000
+ 8943209 × 60000 that equals 536592540000
+ 8943209 × 000000 that equals 0
+ 8943209 × 4000000 what gives us 35772836000000
+ 8943209 × 90000000 producing 804888810000000

= 841234199183389
