No problem, we've got 3551 and 6521 to multiply
3551 × 6521 = 6521 × (3551)
+ 6521 × 1 giving us 6521
+ 6521 × 50 that results in 326050
+ 6521 × 500 what gives us 3260500
+ 6521 × 3000 producing 19563000

= 23156071
