No problem, we've got 5412 and 5625 to multiply
5412 × 5625 = 5625 × (5412)
+ 5625 × 2 that equals 11250
+ 5625 × 10 which equals 56250
+ 5625 × 400 resulting in 2250000
+ 5625 × 5000 that equals 28125000

= 30442500
