No problem, we've got 6663 and 7866 to multiply
6663 × 7866 = 7866 × (6663)
+ 7866 × 3 that results in 23598
+ 7866 × 60 which equals 471960
+ 7866 × 600 what gives us 4719600
+ 7866 × 6000 that equals 47196000

= 52411158
