No problem, we've got 6172 and 3157 to multiply
6172 × 3157 = 3157 × (6172)
+ 3157 × 2 that equals 6314
+ 3157 × 70 producing 220990
+ 3157 × 100 what gives us 315700
+ 3157 × 6000 yielding 18942000

= 19485004
