No problem, we've got 1815 and 2061 to multiply
1815 × 2061 = 2061 × (1815)
+ 2061 × 5 yielding 10305
+ 2061 × 10 that is equal 20610
+ 2061 × 800 resulting in 1648800
+ 2061 × 1000 which equals 2061000

= 3740715
