No problem, we've got 6277 and 6317 to multiply
6277 × 6317 = 6317 × (6277)
+ 6317 × 7 what gives us 44219
+ 6317 × 70 giving us 442190
+ 6317 × 200 that is equal 1263400
+ 6317 × 6000 what gives us 37902000

= 39651809
