Alright, let's work through 2023 times 1981 step by step
2023 × 1981 = 1981 × (2023)
+ 1981 × 3 that equals 5943
+ 1981 × 20 resulting in 39620
+ 1981 × 000 yielding 0
+ 1981 × 2000 which equals 3962000

= 4007563
