No problem, we've got 70289247 and 80338362 to multiply
70289247 × 80338362 = 80338362 × (70289247)
+ 80338362 × 7 that results in 562368534
+ 80338362 × 40 that equals 3213534480
+ 80338362 × 200 which equals 16067672400
+ 80338362 × 9000 which equals 723045258000
+ 80338362 × 80000 yielding 6427068960000
+ 80338362 × 200000 resulting in 16067672400000
+ 80338362 × 0000000 that is equal 0
+ 80338362 × 70000000 which equals 5623685340000000

= 5646922970193414
