Alright, let's work through 2864 times 5440 step by step
2864 × 5440 = 5440 × (2864)
+ 5440 × 4 that equals 21760
+ 5440 × 60 which equals 326400
+ 5440 × 800 which equals 4352000
+ 5440 × 2000 that results in 10880000

= 15580160
