No problem, we've got 6371 and 7642 to multiply
6371 × 7642 = 7642 × (6371)
+ 7642 × 1 that results in 7642
+ 7642 × 70 that is equal 534940
+ 7642 × 300 what gives us 2292600
+ 7642 × 6000 that equals 45852000

= 48687182
