No problem, we've got 6378 and 6887 to multiply
6378 × 6887 = 6887 × (6378)
+ 6887 × 8 what gives us 55096
+ 6887 × 70 giving us 482090
+ 6887 × 300 yielding 2066100
+ 6887 × 6000 producing 41322000

= 43925286
