Alright, let's work through 8364273 times 39222454 step by step
8364273 × 39222454 = 39222454 × (8364273)
+ 39222454 × 3 resulting in 117667362
+ 39222454 × 70 resulting in 2745571780
+ 39222454 × 200 that equals 7844490800
+ 39222454 × 4000 resulting in 156889816000
+ 39222454 × 60000 giving us 2353347240000
+ 39222454 × 300000 resulting in 11766736200000
+ 39222454 × 8000000 producing 313779632000000

= 328067312985942
