No problem, we've got 2661 and 6491 to multiply
2661 × 6491 = 6491 × (2661)
+ 6491 × 1 that is equal 6491
+ 6491 × 60 that is equal 389460
+ 6491 × 600 which equals 3894600
+ 6491 × 2000 giving us 12982000

= 17272551
