Alright, let's work through 73268783 times 80739427 step by step
73268783 × 80739427 = 80739427 × (73268783)
+ 80739427 × 3 resulting in 242218281
+ 80739427 × 80 giving us 6459154160
+ 80739427 × 700 yielding 56517598900
+ 80739427 × 8000 which equals 645915416000
+ 80739427 × 60000 which equals 4844365620000
+ 80739427 × 200000 what gives us 16147885400000
+ 80739427 × 3000000 what gives us 242218281000000
+ 80739427 × 70000000 what gives us 5651759890000000

= 5915679556407341
