No problem, we've got 19500700 and 42385268 to multiply
19500700 × 42385268 = 42385268 × (19500700)
+ 42385268 × 0 what gives us 0
+ 42385268 × 00 resulting in 0
+ 42385268 × 700 that equals 29669687600
+ 42385268 × 0000 that results in 0
+ 42385268 × 00000 that results in 0
+ 42385268 × 500000 which equals 21192634000000
+ 42385268 × 9000000 producing 381467412000000
+ 42385268 × 10000000 producing 423852680000000

= 826542395687600
