No problem, we've got 4527 and 6401 to multiply
4527 × 6401 = 6401 × (4527)
+ 6401 × 7 producing 44807
+ 6401 × 20 resulting in 128020
+ 6401 × 500 that results in 3200500
+ 6401 × 4000 yielding 25604000

= 28977327
