Alright, let's work through 20408034 times 67190610 step by step
20408034 × 67190610 = 67190610 × (20408034)
+ 67190610 × 4 that is equal 268762440
+ 67190610 × 30 producing 2015718300
+ 67190610 × 000 giving us 0
+ 67190610 × 8000 that results in 537524880000
+ 67190610 × 00000 that equals 0
+ 67190610 × 400000 giving us 26876244000000
+ 67190610 × 0000000 producing 0
+ 67190610 × 20000000 giving us 1343812200000000

= 1371228253360740
