Alright, let's work through 6128 times 916 step by step
6128 × 916 = 916 × (6128)
+ 916 × 8 giving us 7328
+ 916 × 20 that equals 18320
+ 916 × 100 producing 91600
+ 916 × 6000 that equals 5496000

= 5613248
