No problem, we've got 5618 and 2815 to multiply
5618 × 2815 = 2815 × (5618)
+ 2815 × 8 that is equal 22520
+ 2815 × 10 which equals 28150
+ 2815 × 600 that equals 1689000
+ 2815 × 5000 resulting in 14075000

= 15814670
