Alright, let's work through 1983 times 5243 step by step
1983 × 5243 = 5243 × (1983)
+ 5243 × 3 resulting in 15729
+ 5243 × 80 that is equal 419440
+ 5243 × 900 that equals 4718700
+ 5243 × 1000 what gives us 5243000

= 10396869
