Alright, let's work through 1816 times 9858 step by step
1816 × 9858 = 9858 × (1816)
+ 9858 × 6 that results in 59148
+ 9858 × 10 producing 98580
+ 9858 × 800 resulting in 7886400
+ 9858 × 1000 that results in 9858000

= 17902128
