Alright, let's work through 1563 times 1837 step by step
1563 × 1837 = 1837 × (1563)
+ 1837 × 3 which equals 5511
+ 1837 × 60 resulting in 110220
+ 1837 × 500 giving us 918500
+ 1837 × 1000 what gives us 1837000

= 2871231
