Alright, let's work through 70629426 times 67840320 step by step
70629426 × 67840320 = 67840320 × (70629426)
+ 67840320 × 6 that is equal 407041920
+ 67840320 × 20 giving us 1356806400
+ 67840320 × 400 what gives us 27136128000
+ 67840320 × 9000 that results in 610562880000
+ 67840320 × 20000 that equals 1356806400000
+ 67840320 × 600000 giving us 40704192000000
+ 67840320 × 0000000 that is equal 0
+ 67840320 × 70000000 giving us 4748822400000000

= 4791522861256320
