Alright, let's work through 1666 times 5566 step by step
1666 × 5566 = 5566 × (1666)
+ 5566 × 6 giving us 33396
+ 5566 × 60 which equals 333960
+ 5566 × 600 what gives us 3339600
+ 5566 × 1000 yielding 5566000

= 9272956
