Alright, let's work through 3243 times 6506 step by step
3243 × 6506 = 6506 × (3243)
+ 6506 × 3 that equals 19518
+ 6506 × 40 that equals 260240
+ 6506 × 200 which equals 1301200
+ 6506 × 3000 giving us 19518000

= 21098958
