No problem, we've got 29809124 and 13438696 to multiply
29809124 × 13438696 = 13438696 × (29809124)
+ 13438696 × 4 giving us 53754784
+ 13438696 × 20 that results in 268773920
+ 13438696 × 100 what gives us 1343869600
+ 13438696 × 9000 yielding 120948264000
+ 13438696 × 00000 giving us 0
+ 13438696 × 800000 that is equal 10750956800000
+ 13438696 × 9000000 producing 120948264000000
+ 13438696 × 20000000 that is equal 268773920000000

= 400595755462304
