No problem, we've got 6123 and 1815 to multiply
6123 × 1815 = 1815 × (6123)
+ 1815 × 3 which equals 5445
+ 1815 × 20 which equals 36300
+ 1815 × 100 giving us 181500
+ 1815 × 6000 that is equal 10890000

= 11113245
