No problem, we've got 68248376 and 71398673 to multiply
68248376 × 71398673 = 71398673 × (68248376)
+ 71398673 × 6 that equals 428392038
+ 71398673 × 70 yielding 4997907110
+ 71398673 × 300 yielding 21419601900
+ 71398673 × 8000 that equals 571189384000
+ 71398673 × 40000 which equals 2855946920000
+ 71398673 × 200000 what gives us 14279734600000
+ 71398673 × 8000000 yielding 571189384000000
+ 71398673 × 60000000 what gives us 4283920380000000

= 4872843480805048
