Alright, let's work through 70936480 times 99909379 step by step
70936480 × 99909379 = 99909379 × (70936480)
+ 99909379 × 0 that is equal 0
+ 99909379 × 80 giving us 7992750320
+ 99909379 × 400 which equals 39963751600
+ 99909379 × 6000 giving us 599456274000
+ 99909379 × 30000 giving us 2997281370000
+ 99909379 × 900000 that results in 89918441100000
+ 99909379 × 0000000 producing 0
+ 99909379 × 70000000 what gives us 6993656530000000

= 7087219665245920
