No problem, we've got 4489 and 6355 to multiply
4489 × 6355 = 6355 × (4489)
+ 6355 × 9 which equals 57195
+ 6355 × 80 that equals 508400
+ 6355 × 400 yielding 2542000
+ 6355 × 4000 that equals 25420000

= 28527595
