No problem, we've got 2659 and 6191 to multiply
2659 × 6191 = 6191 × (2659)
+ 6191 × 9 resulting in 55719
+ 6191 × 50 what gives us 309550
+ 6191 × 600 that results in 3714600
+ 6191 × 2000 resulting in 12382000

= 16461869
