No problem, we've got 8418873 and 4355250 to multiply
8418873 × 4355250 = 4355250 × (8418873)
+ 4355250 × 3 what gives us 13065750
+ 4355250 × 70 giving us 304867500
+ 4355250 × 800 which equals 3484200000
+ 4355250 × 8000 that equals 34842000000
+ 4355250 × 10000 producing 43552500000
+ 4355250 × 400000 what gives us 1742100000000
+ 4355250 × 8000000 which equals 34842000000000

= 36666296633250
