Alright, let's work through 3363 times 1619 step by step
3363 × 1619 = 1619 × (3363)
+ 1619 × 3 which equals 4857
+ 1619 × 60 that results in 97140
+ 1619 × 300 giving us 485700
+ 1619 × 3000 that is equal 4857000

= 5444697
