Alright, let's work through 39907642 times 5006904 step by step
39907642 × 5006904 = 5006904 × (39907642)
+ 5006904 × 2 which equals 10013808
+ 5006904 × 40 that results in 200276160
+ 5006904 × 600 producing 3004142400
+ 5006904 × 7000 resulting in 35048328000
+ 5006904 × 00000 what gives us 0
+ 5006904 × 900000 that results in 4506213600000
+ 5006904 × 9000000 resulting in 45062136000000
+ 5006904 × 30000000 that is equal 150207120000000

= 199813732360368
