Alright, let's work through 2587 times 1705 step by step
2587 × 1705 = 1705 × (2587)
+ 1705 × 7 yielding 11935
+ 1705 × 80 that results in 136400
+ 1705 × 500 which equals 852500
+ 1705 × 2000 that is equal 3410000

= 4410835
