No problem, we've got 84412080 and 46481901 to multiply
84412080 × 46481901 = 46481901 × (84412080)
+ 46481901 × 0 that equals 0
+ 46481901 × 80 that equals 3718552080
+ 46481901 × 000 what gives us 0
+ 46481901 × 2000 giving us 92963802000
+ 46481901 × 10000 giving us 464819010000
+ 46481901 × 400000 what gives us 18592760400000
+ 46481901 × 4000000 producing 185927604000000
+ 46481901 × 80000000 which equals 3718552080000000

= 3923633945764080
