No problem, we've got 39706855 and 71010678 to multiply
39706855 × 71010678 = 71010678 × (39706855)
+ 71010678 × 5 what gives us 355053390
+ 71010678 × 50 what gives us 3550533900
+ 71010678 × 800 giving us 56808542400
+ 71010678 × 6000 that equals 426064068000
+ 71010678 × 00000 that results in 0
+ 71010678 × 700000 producing 49707474600000
+ 71010678 × 9000000 that equals 639096102000000
+ 71010678 × 30000000 that results in 2130320340000000

= 2819610694797690
