No problem, we've got 8551 and 2478 to multiply
8551 × 2478 = 2478 × (8551)
+ 2478 × 1 which equals 2478
+ 2478 × 50 that equals 123900
+ 2478 × 500 resulting in 1239000
+ 2478 × 8000 yielding 19824000

= 21189378
