No problem, we've got 6446 and 8107 to multiply
6446 × 8107 = 8107 × (6446)
+ 8107 × 6 what gives us 48642
+ 8107 × 40 resulting in 324280
+ 8107 × 400 giving us 3242800
+ 8107 × 6000 that is equal 48642000

= 52257722
