Alright, let's work through 743683 times 55675693 step by step
743683 × 55675693 = 55675693 × (743683)
+ 55675693 × 3 giving us 167027079
+ 55675693 × 80 that equals 4454055440
+ 55675693 × 600 that is equal 33405415800
+ 55675693 × 3000 yielding 167027079000
+ 55675693 × 40000 producing 2227027720000
+ 55675693 × 700000 that is equal 38972985100000

= 41405066397319
