Alright, let's work through 84156107 times 24553728 step by step
84156107 × 24553728 = 24553728 × (84156107)
+ 24553728 × 7 what gives us 171876096
+ 24553728 × 00 which equals 0
+ 24553728 × 100 that is equal 2455372800
+ 24553728 × 6000 yielding 147322368000
+ 24553728 × 50000 that results in 1227686400000
+ 24553728 × 100000 producing 2455372800000
+ 24553728 × 4000000 which equals 98214912000000
+ 24553728 × 80000000 which equals 1964298240000000

= 2066346160816896
