Alright, let's work through 3459 times 6456 step by step
3459 × 6456 = 6456 × (3459)
+ 6456 × 9 yielding 58104
+ 6456 × 50 giving us 322800
+ 6456 × 400 which equals 2582400
+ 6456 × 3000 which equals 19368000

= 22331304
