Alright, let's work through 6821262 times 19637793 step by step
6821262 × 19637793 = 19637793 × (6821262)
+ 19637793 × 2 resulting in 39275586
+ 19637793 × 60 that is equal 1178267580
+ 19637793 × 200 what gives us 3927558600
+ 19637793 × 1000 that equals 19637793000
+ 19637793 × 20000 resulting in 392755860000
+ 19637793 × 800000 resulting in 15710234400000
+ 19637793 × 6000000 producing 117826758000000

= 133954531154766
