No problem, we've got 82380660 and 80982426 to multiply
82380660 × 80982426 = 80982426 × (82380660)
+ 80982426 × 0 which equals 0
+ 80982426 × 60 resulting in 4858945560
+ 80982426 × 600 yielding 48589455600
+ 80982426 × 0000 that equals 0
+ 80982426 × 80000 what gives us 6478594080000
+ 80982426 × 300000 resulting in 24294727800000
+ 80982426 × 2000000 that equals 161964852000000
+ 80982426 × 80000000 yielding 6478594080000000

= 6671385702281160
