Alright, let's work through 73979608 times 83131371 step by step
73979608 × 83131371 = 83131371 × (73979608)
+ 83131371 × 8 that results in 665050968
+ 83131371 × 00 what gives us 0
+ 83131371 × 600 which equals 49878822600
+ 83131371 × 9000 yielding 748182339000
+ 83131371 × 70000 yielding 5819195970000
+ 83131371 × 900000 yielding 74818233900000
+ 83131371 × 3000000 giving us 249394113000000
+ 83131371 × 70000000 what gives us 5819195970000000

= 6150026239082568
