Alright, let's work through 80314350 times 67000718 step by step
80314350 × 67000718 = 67000718 × (80314350)
+ 67000718 × 0 giving us 0
+ 67000718 × 50 resulting in 3350035900
+ 67000718 × 300 that results in 20100215400
+ 67000718 × 4000 resulting in 268002872000
+ 67000718 × 10000 producing 670007180000
+ 67000718 × 300000 giving us 20100215400000
+ 67000718 × 0000000 what gives us 0
+ 67000718 × 80000000 that equals 5360057440000000

= 5381119115703300
