No problem, we've got 34530420 and 18429387 to multiply
34530420 × 18429387 = 18429387 × (34530420)
+ 18429387 × 0 which equals 0
+ 18429387 × 20 that equals 368587740
+ 18429387 × 400 producing 7371754800
+ 18429387 × 0000 that results in 0
+ 18429387 × 30000 resulting in 552881610000
+ 18429387 × 500000 that equals 9214693500000
+ 18429387 × 4000000 that results in 73717548000000
+ 18429387 × 30000000 yielding 552881610000000

= 636374473452540
