No problem, we've got 2127 and 6429 to multiply
2127 × 6429 = 6429 × (2127)
+ 6429 × 7 that results in 45003
+ 6429 × 20 yielding 128580
+ 6429 × 100 what gives us 642900
+ 6429 × 2000 giving us 12858000

= 13674483
