Alright, let's work through 4098 times 1668 step by step
4098 × 1668 = 1668 × (4098)
+ 1668 × 8 that is equal 13344
+ 1668 × 90 that is equal 150120
+ 1668 × 000 what gives us 0
+ 1668 × 4000 which equals 6672000

= 6835464
