No problem, we've got 5621 and 9012 to multiply
5621 × 9012 = 9012 × (5621)
+ 9012 × 1 yielding 9012
+ 9012 × 20 what gives us 180240
+ 9012 × 600 that equals 5407200
+ 9012 × 5000 what gives us 45060000

= 50656452
