Alright, let's work through 6441 times 4915 step by step
6441 × 4915 = 4915 × (6441)
+ 4915 × 1 that results in 4915
+ 4915 × 40 that results in 196600
+ 4915 × 400 producing 1966000
+ 4915 × 6000 what gives us 29490000

= 31657515
