Alright, let's work through 3345 times 5977 step by step
3345 × 5977 = 5977 × (3345)
+ 5977 × 5 giving us 29885
+ 5977 × 40 that is equal 239080
+ 5977 × 300 producing 1793100
+ 5977 × 3000 resulting in 17931000

= 19993065
