Alright, let's work through 6037379 times 72123240 step by step
6037379 × 72123240 = 72123240 × (6037379)
+ 72123240 × 9 what gives us 649109160
+ 72123240 × 70 what gives us 5048626800
+ 72123240 × 300 that results in 21636972000
+ 72123240 × 7000 which equals 504862680000
+ 72123240 × 30000 which equals 2163697200000
+ 72123240 × 000000 yielding 0
+ 72123240 × 6000000 giving us 432739440000000

= 435435334587960
