Alright, let's work through 31930340 times 16342484 step by step
31930340 × 16342484 = 16342484 × (31930340)
+ 16342484 × 0 resulting in 0
+ 16342484 × 40 that results in 653699360
+ 16342484 × 300 what gives us 4902745200
+ 16342484 × 0000 that equals 0
+ 16342484 × 30000 giving us 490274520000
+ 16342484 × 900000 that equals 14708235600000
+ 16342484 × 1000000 which equals 16342484000000
+ 16342484 × 30000000 giving us 490274520000000

= 521821070564560
