No problem, we've got 1943 and 3546 to multiply
1943 × 3546 = 3546 × (1943)
+ 3546 × 3 what gives us 10638
+ 3546 × 40 yielding 141840
+ 3546 × 900 resulting in 3191400
+ 3546 × 1000 that results in 3546000

= 6889878
