No problem, we've got 70240729 and 72031722 to multiply
70240729 × 72031722 = 72031722 × (70240729)
+ 72031722 × 9 yielding 648285498
+ 72031722 × 20 producing 1440634440
+ 72031722 × 700 which equals 50422205400
+ 72031722 × 0000 giving us 0
+ 72031722 × 40000 that results in 2881268880000
+ 72031722 × 200000 yielding 14406344400000
+ 72031722 × 0000000 that results in 0
+ 72031722 × 70000000 producing 5042220540000000

= 5059560664405338
