No problem, we've got 1984 and 1835 to multiply
1984 × 1835 = 1835 × (1984)
+ 1835 × 4 that results in 7340
+ 1835 × 80 what gives us 146800
+ 1835 × 900 resulting in 1651500
+ 1835 × 1000 yielding 1835000

= 3640640
