Alright, let's work through 2087 times 1890 step by step
2087 × 1890 = 1890 × (2087)
+ 1890 × 7 giving us 13230
+ 1890 × 80 yielding 151200
+ 1890 × 000 yielding 0
+ 1890 × 2000 that is equal 3780000

= 3944430
