Alright, let's work through 1806 times 6668 step by step
1806 × 6668 = 6668 × (1806)
+ 6668 × 6 that results in 40008
+ 6668 × 00 giving us 0
+ 6668 × 800 that results in 5334400
+ 6668 × 1000 yielding 6668000

= 12042408
