Alright, let's work through 4048 times 1615 step by step
4048 × 1615 = 1615 × (4048)
+ 1615 × 8 resulting in 12920
+ 1615 × 40 yielding 64600
+ 1615 × 000 what gives us 0
+ 1615 × 4000 that equals 6460000

= 6537520
