No problem, we've got 71342113 and 86123617 to multiply
71342113 × 86123617 = 86123617 × (71342113)
+ 86123617 × 3 resulting in 258370851
+ 86123617 × 10 giving us 861236170
+ 86123617 × 100 giving us 8612361700
+ 86123617 × 2000 yielding 172247234000
+ 86123617 × 40000 giving us 3444944680000
+ 86123617 × 300000 giving us 25837085100000
+ 86123617 × 1000000 resulting in 86123617000000
+ 86123617 × 70000000 producing 6028653190000000

= 6144240815982721
