No problem, we've got 6326 and 3158 to multiply
6326 × 3158 = 3158 × (6326)
+ 3158 × 6 that results in 18948
+ 3158 × 20 resulting in 63160
+ 3158 × 300 which equals 947400
+ 3158 × 6000 yielding 18948000

= 19977508
