Alright, let's work through 67280384 times 5395309 step by step
67280384 × 5395309 = 5395309 × (67280384)
+ 5395309 × 4 resulting in 21581236
+ 5395309 × 80 giving us 431624720
+ 5395309 × 300 which equals 1618592700
+ 5395309 × 0000 yielding 0
+ 5395309 × 80000 what gives us 431624720000
+ 5395309 × 200000 that is equal 1079061800000
+ 5395309 × 7000000 yielding 37767163000000
+ 5395309 × 60000000 that results in 323718540000000

= 362998461318656
