No problem, we've got 6410649 and 3003342 to multiply
6410649 × 3003342 = 3003342 × (6410649)
+ 3003342 × 9 producing 27030078
+ 3003342 × 40 that results in 120133680
+ 3003342 × 600 which equals 1802005200
+ 3003342 × 0000 what gives us 0
+ 3003342 × 10000 yielding 30033420000
+ 3003342 × 400000 producing 1201336800000
+ 3003342 × 6000000 which equals 18020052000000

= 19253371388958
