No problem, we've got 3641 and 6401 to multiply
3641 × 6401 = 6401 × (3641)
+ 6401 × 1 which equals 6401
+ 6401 × 40 that results in 256040
+ 6401 × 600 which equals 3840600
+ 6401 × 3000 yielding 19203000

= 23306041
