Alright, let's work through 80404189 times 77446132 step by step
80404189 × 77446132 = 77446132 × (80404189)
+ 77446132 × 9 that is equal 697015188
+ 77446132 × 80 yielding 6195690560
+ 77446132 × 100 that is equal 7744613200
+ 77446132 × 4000 resulting in 309784528000
+ 77446132 × 00000 resulting in 0
+ 77446132 × 400000 giving us 30978452800000
+ 77446132 × 0000000 what gives us 0
+ 77446132 × 80000000 that is equal 6195690560000000

= 6226993434646948
