No problem, we've got 2187 and 7968 to multiply
2187 × 7968 = 7968 × (2187)
+ 7968 × 7 that is equal 55776
+ 7968 × 80 giving us 637440
+ 7968 × 100 yielding 796800
+ 7968 × 2000 giving us 15936000

= 17426016
