No problem, we've got 6371 and 6791 to multiply
6371 × 6791 = 6791 × (6371)
+ 6791 × 1 what gives us 6791
+ 6791 × 70 yielding 475370
+ 6791 × 300 that equals 2037300
+ 6791 × 6000 that results in 40746000

= 43265461
